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      id="t_9_3eeca758_c5fa_a3c8_0726_c9c3a3e0622a">BlackRock LifePath&#xae; Dynamic 2030 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000011998Member"
      id="t_10_495007b4_5722_e158_b6ef_3aa456cfafb1">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000011998Member"
      id="t_11_8a064ba6_6250_9f82_ac58_7fcf68ba9b5c">STLDX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000011998Member"
      id="t_1_178b9468_be99_4cc1_875c_538a3d4bea93">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2030 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000011998Member"
      id="t_2_01e2e75d_932f_4833_8060_0fbc07c49e5c">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000011998Member"
      id="t_3_218410bd_e52b_49c3_adbc_7a23d93ac640">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000011998Member"
      id="t_4_f7a96b9a_3da0_45dd_bbcb_f83b3dd2e214">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000011998Member"
      id="t_5_b0809bce_23f1_4eef_90d8_7f1b47a12444">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000011998Member"
      id="t_6_fda3c82a_be8f_4e84_b0db_5cc22809cb9c"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;25&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000011998Member"
      decimals="INF"
      id="h_1_afc71153_4b70_4f54_b9c1_3cd3de8ebb9c"
      unitRef="USD">25</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000011998Member"
      decimals="4"
      id="h_2_4378fd29_0c3c_4302_9ba2_7cfa794b9be9"
      unitRef="pure">0.0049</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000011998Member"
      id="t_7_626fd300_904f_4834_ada7_9ab94259de4d"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;521,104,474&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000011998Member"
      decimals="INF"
      id="h_3_06187ef9_99c0_45e7_9e38_5d4239717e3a"
      unitRef="USD">521104474</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000011998Member"
      decimals="INF"
      id="h_4_dece21c2_5dc7_4577_a924_aae0f57f37a4"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000011998Member"
      decimals="4"
      id="h_5_d1e468e2_bdd7_48c1_90d4_172274af6426"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000011998Member"
      id="t_8_2f0e49c2_bbeb_468a_8bb0_0dcd8ec964f1"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;58.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_6_d14e3cbd_f61a_41cd_82ab_22951e92a224"
      unitRef="pure">0.582</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_7_cafa6f8b_ecee_4890_990f_51e4323be352"
      unitRef="pure">0.360</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_8_2cd89736_d1c0_4205_be65_2fc789a88502"
      unitRef="pure">0.052</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_9_41035632_a318_4b1d_9d15_63dcb4b1fbfe"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000011998Member"
      id="t_12_fc147804_fc82_115e_ee33_cf2d41024af1"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_19_43998e31_30df_109b_1695_85a7b0fa35a5"
      unitRef="pure">0.321</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_10_1331537b_8cd5_475a_9345_cf475d215f6d"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_11_5c7de44a_ac68_4a4f_ad4e_0a34ed11db79"
      unitRef="pure">0.103</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_12_6749b42e_6dd0_45a7_bf62_1c43284d3fd1"
      unitRef="pure">0.082</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_13_b68f2081_db80_4faf_961e_d642e8842a19"
      unitRef="pure">0.057</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_14_1ee10993_b852_41c5_9ddd_b75c43eceae2"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_15_446718f3_06f0_4712_ab3f_92d7c5023343"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_16_bd68fcfb_9a0a_443d_a209_785c8610f59e"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_17_8969a7fa_4d01_4ed6_ab12_86b29a6843e0"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011998Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_18_b4e28840_5ce4_42e6_95f9_0ce92e7d529b"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000011997Member"
      id="t_17_95774c4e_41e3_20aa_3603_e419eeda93c4">BlackRock LifePath&#xae; Dynamic 2030 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000011997Member"
      id="t_18_dfc8caeb_8f2d_ab9f_531e_fb92f93ce9e3">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000011997Member"
      id="t_19_7b2a2e3d_fe84_e15c_ef52_a4c405ab2918">LPRDX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000011997Member"
      id="t_9_aba417b9_260c_4b73_b800_ae785b6e836b">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2030 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000011997Member"
      id="t_10_4f4a2a03_e171_4a24_8635_82c034df2916">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000011997Member"
      id="t_11_746330c8_fa1c_4bcd_a471_937d3cbb6b06">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000011997Member"
      id="t_12_b5540117_4148_4c35_8848_ccb6021b1fe5">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000011997Member"
      id="t_13_747f9742_d940_4616_ad66_f33d96f52896">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000011997Member"
      id="t_14_14504ea2_9f0d_4257_bf17_058e150d60df"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;38&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.74&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000011997Member"
      decimals="INF"
      id="h_19_50bad290_4fd6_4dcf_a24e_e331fcbc5aec"
      unitRef="USD">38</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000011997Member"
      decimals="4"
      id="h_20_ba59dab5_23b5_4146_a234_46571eff9570"
      unitRef="pure">0.0074</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000011997Member"
      id="t_15_a3714bc9_65b6_4223_af11_d7538bf9e5e7"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;521,104,474&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000011997Member"
      decimals="INF"
      id="h_21_55582ce6_988e_4dec_b7fe_db31a61e6fd2"
      unitRef="USD">521104474</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000011997Member"
      decimals="INF"
      id="h_22_011c12e7_b86f_4a07_a166_898d95fab8ce"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000011997Member"
      decimals="4"
      id="h_23_28807ff8_44d7_4491_ae88_dc02b7ae8fc7"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000011997Member"
      id="t_16_3cae09d6_d9d0_45b1_9526_7615258ee8dc"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;58.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_24_19a3facb_7950_47d3_8565_4e39c2716fb9"
      unitRef="pure">0.582</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_25_cf4b0a33_9ad3_4223_b307_98a8619c74f8"
      unitRef="pure">0.360</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_26_9d2e58ee_101b_4689_8e7d_77686dd5e44d"
      unitRef="pure">0.052</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_27_da9b9fff_066a_459f_a8d3_92ecb6a441d6"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000011997Member"
      id="t_20_af8acfc3_b994_ee05_8322_db98e84b7bf7"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_37_25f08c80_e53f_0c6a_f424_a3b47addf4f3"
      unitRef="pure">0.321</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_28_d7afeb2d_745b_4d0a_ba69_c851fcfb61a6"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_29_72de0ceb_fdf4_4c57_8eaf_75ec4641ac02"
      unitRef="pure">0.103</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_30_a92209a0_6824_40ba_a299_6ab830733c35"
      unitRef="pure">0.082</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_31_074eef3e_8352_4fdf_9ffe_f0722596f71a"
      unitRef="pure">0.057</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_32_1ecc259e_d203_4657_b7ce_8005decc0e7a"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_33_c612c1e0_0584_492e_93d4_5baca7f1e3f0"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_34_e2c145ca_0415_4a4c_9a89_6443f150d0ea"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_35_4c13fc12_6673_4d14_9601_4c13a5815097"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011997Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_36_28643308_c614_4a5e_9b9d_f7c9c3d699c0"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000088835Member"
      id="t_25_aec57d01_9e1b_7d01_9241_03d467b5d38d">BlackRock LifePath&#xae; Dynamic 2030 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000088835Member"
      id="t_26_a6a5bdbf_b0db_7ff0_3eb2_8120ab6fc4d6">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000088835Member"
      id="t_27_398c4d13_bc77_9867_4bef_89c1f609a64f">LPCNX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000088835Member"
      id="t_17_1327e569_3d1c_4df6_8dd4_10b7f5adc8dc">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2030 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000088835Member"
      id="t_18_43bc5bf8_4392_4ad8_988b_c6d7e6536098">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000088835Member"
      id="t_19_f646e6d8_5dfa_4434_96ec_364a3ecdfd56">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000088835Member"
      id="t_20_29ef9450_784c_4664_8577_b69e63a697a3">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000088835Member"
      id="t_21_7bddf32d_6fa9_4ff5_97c1_76b47e0d68d8">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000088835Member"
      id="t_22_e74a8f80_05b9_44e5_b867_13c3ed67945f"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;76&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000088835Member"
      decimals="INF"
      id="h_37_fdc625e8_0526_44a7_8996_bfc2acb928e1"
      unitRef="USD">76</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000088835Member"
      decimals="4"
      id="h_38_f6c717d7_412f_40cb_8665_4aac6733ecf0"
      unitRef="pure">0.0149</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000088835Member"
      id="t_29_f62f3fe9_c77b_e209_6246_8a0580047487">
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;521,104,474&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000088835Member"
      decimals="INF"
      id="h_56_b62b641f_c56a_0e92_5516_3af011c40081"
      unitRef="USD">521104474</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000088835Member"
      decimals="INF"
      id="h_57_aec0b0af_7ec7_256d_a4d8_c87900b93c48"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000088835Member"
      decimals="4"
      id="h_58_d51f012c_f91d_bc80_e12d_d0e008ce1976"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088835Member"
      id="t_24_ceaedbee_521b_40f2_a002_3bb0f91ff3ec"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;58.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_42_1d82e0f0_96f8_4fe7_bd97_cc964c80c323"
      unitRef="pure">0.582</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_43_cda44678_b5c0_49f0_8bc9_d4692c32f0bf"
      unitRef="pure">0.360</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_44_417ec27a_6567_40f3_9a62_988a10241948"
      unitRef="pure">0.052</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_45_8f1d6c2f_f0c9_41db_a964_1315fbdb692d"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088835Member"
      id="t_28_35191a3d_ad1b_d812_71ba_0f0b35b5cda6"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_55_2b891946_84d4_65ef_41a7_58477b6be02e"
      unitRef="pure">0.321</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_46_6550e93d_d8e0_41ea_a164_6e135ae710e7"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_47_cd0e9b0b_dae3_4d7e_b65b_3e93e25e2e9b"
      unitRef="pure">0.103</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_48_6dc7b661_d09c_4e4a_aa83_c71c16146d90"
      unitRef="pure">0.082</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_49_493119c0_7999_44e4_b6bd_39544d35cd19"
      unitRef="pure">0.057</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_50_a76f6786_06ae_49b4_80d9_d560582b517b"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_51_d335cbcf_3ea3_4894_a8d7_5209a8273d31"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_52_1d63d9b7_cb55_4801_8f3f_e114b187579e"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_53_6be63c50_dc9d_4159_8ca7_e209936c6384"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088835Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_54_b7b8baa2_b650_4110_b0bc_1b5267850429"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000051481Member"
      id="t_33_2ee59a48_a818_a708_9ce6_67fcd13b46d8">BlackRock LifePath&#xae; Dynamic 2030 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000051481Member"
      id="t_34_720b26d7_c281_1f57_f422_71f5ec9505f3">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000051481Member"
      id="t_35_7125a49d_5231_b01d_7e65_8af0beb065d6">LPSDX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000051481Member"
      id="t_25_d9911697_b9e5_4ee7_ae5d_75e760eb450b">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2030 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000051481Member"
      id="t_26_bc1edba5_b7d8_4321_a1c2_21e579660f25">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000051481Member"
      id="t_27_d87f644f_1efe_49e1_85e7_00cc00f74f52">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000051481Member"
      id="t_28_3e3a04c0_1178_43b9_9d0b_1437f9268a98">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000051481Member"
      id="t_29_41faa6f9_7879_4430_b1ef_e95d4c1ce548">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000051481Member"
      id="t_30_a5977fcf_f87f_4754_91f9_fc032db500db"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;12&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.24&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000051481Member"
      decimals="INF"
      id="h_55_e258057d_2404_4679_aead_58ae399031bd"
      unitRef="USD">12</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000051481Member"
      decimals="4"
      id="h_56_06123795_4c02_4347_978d_2c9cf6caa59f"
      unitRef="pure">0.0024</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000051481Member"
      id="t_31_5ea48a63_d833_41f5_bd74_aa027458db9d"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;521,104,474&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000051481Member"
      decimals="INF"
      id="h_57_f9f7094e_6f31_4d60_af43_b87c8b491506"
      unitRef="USD">521104474</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000051481Member"
      decimals="INF"
      id="h_58_6bd90615_c896_472c_a539_165e44722fb6"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000051481Member"
      decimals="4"
      id="h_59_cf2bc203_e03f_4c12_bb27_6c72edc3e9d5"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000051481Member"
      id="t_32_d0b7b96f_a106_47ab_b7eb_e131cb6f6547"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;58.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_60_e3431cd7_cf5f_491a_9656_c2354561ab44"
      unitRef="pure">0.582</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_61_d32efda6_f122_430d_88d7_1202a326b2cb"
      unitRef="pure">0.360</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_62_32643de8_fc08_4304_b48c_d5aa42eb3e4f"
      unitRef="pure">0.052</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_63_08d16a66_3189_4e10_b3c0_2d985dea2d96"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000051481Member"
      id="t_36_e637d435_395d_188d_52ae_7b8a6a672b37"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_73_e29ea7b2_98bc_c7c1_d46d_906202c64b2b"
      unitRef="pure">0.321</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_64_014699a7_cd73_4b2e_90d3_2803c7ff57e2"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_65_c12df847_bdb6_4da8_bf5c_cc9040a2aa88"
      unitRef="pure">0.103</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_66_eb7c0095_5162_426f_9406_f1041acc56af"
      unitRef="pure">0.082</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_67_e341f356_106d_4a93_83d4_feda4b25bc17"
      unitRef="pure">0.057</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_68_40755b14_db5c_4d70_821e_1e040394d4b6"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_69_5eb862f5_44d4_4160_887d_15f8b0a416fb"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_70_2e8a7d96_e77c_4267_8512_660ab3e486a1"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_71_9cd58f9b_7e90_4305_80f7_bde4039c3239"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051481Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_72_f4e352ff_b684_4a96_84bc_de709ae1ae81"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000082487Member"
      id="t_41_f3b3fb5e_6275_4f62_cd0f_d5bbf8f48cbb">BlackRock LifePath&#xae; Dynamic 2030 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000082487Member"
      id="t_42_2c161539_4f76_2400_9499_5d0938a8cb1b">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000082487Member"
      id="t_43_01e44ae6_31b1_1ea8_6fba_8bbd3e511ba2">LPRNX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000082487Member"
      id="t_33_e429bfc6_751f_45a9_8aca_b18f19206059">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2030 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000082487Member"
      id="t_34_f8ba49ec_976f_401d_92be_22e406779d8b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000082487Member"
      id="t_35_4c6d8b53_836c_464b_b6ba_66f27b45ed7d">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000082487Member"
      id="t_36_7a38a8d9_3be5_4526_bd9d_2aa839755cf8">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000082487Member"
      id="t_37_9d0d4bad_51f0_4d87_8fce_bc34e9fe7931">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000082487Member"
      id="t_38_00b984e9_730b_4a30_8dfc_d41afe32d98f"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;48&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.94&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000082487Member"
      decimals="INF"
      id="h_73_37eaf574_5a8c_47b7_8e54_1d8814f77650"
      unitRef="USD">48</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000082487Member"
      decimals="4"
      id="h_74_8d6c7371_c670_48c2_afae_d09cb8a4add1"
      unitRef="pure">0.0094</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000082487Member"
      id="t_44_81e3d678_b36a_6e40_9e13_22c4278df8f7"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;521,104,474&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000082487Member"
      decimals="INF"
      id="h_91_173dd44a_7978_0d1c_f7a7_5b371c5bcd4f"
      unitRef="USD">521104474</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000082487Member"
      decimals="INF"
      id="h_92_dd96332e_b2e9_fcaa_ce83_92f7c4d74f19"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000082487Member"
      decimals="4"
      id="h_93_3e3dc130_d51e_de34_cc4a_90ca20df2722"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082487Member"
      id="t_45_8603224f_457a_3786_102f_9eb9e9f4bca5">&lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;&lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;58.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_78_8bd5e19a_fda5_4de4_a1fb_9e9a3316c907"
      unitRef="pure">0.582</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_79_04d59be1_5370_4488_b41b_687f7798ee85"
      unitRef="pure">0.360</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_80_1b5f4ef3_f7ff_4e09_9410_be4957590c64"
      unitRef="pure">0.052</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_81_5f2d8d95_538c_4b93_9de3_200810322135"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082487Member"
      id="t_46_c11bf268_ace1_331e_cd24_167ce0ee3d31">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;32.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_94_4648d70a_f1b7_6054_0567_423430b1aeed"
      unitRef="pure">0.321</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_82_ee044861_cd3e_4d56_bebc_366b594a7d19"
      unitRef="pure">0.240</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_83_838254be_7db3_4a30_9794_7eda953ac3cc"
      unitRef="pure">0.103</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_84_c0a06af9_1b4b_47a8_87c9_be64cbeb6a20"
      unitRef="pure">0.082</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_85_81773e6c_4208_47d2_891f_764706c0a1fb"
      unitRef="pure">0.057</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_86_20ad88f2_b9a0_43d6_80e4_5fa4076ab77a"
      unitRef="pure">0.050</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_87_7e47c9a6_ce1d_41f8_bab3_a8ce624a0ce2"
      unitRef="pure">0.038</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_88_5ec66f02_56f5_4f06_8b6a_02b63392dc02"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_89_406fae8d_eb15_404b_8f32_233dfdf9b154"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082487Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_90_212083cf_9bc5_4652_ae81_e8920d7b4138"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089955Member"
      id="t_49_ebff0791_212e_4077_5ee7_a441df2a09b7">BlackRock LifePath&#xae; Dynamic 2035 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089955Member"
      id="t_50_b4c0d8d3_c9ec_f3bc_67ab_ba76013f4cad">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089955Member"
      id="t_51_54d600a3_2915_6cb6_795e_5482bf49c2a2">LPJIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089955Member"
      id="t_41_046c66ee_01b0_42aa_b52f_2cc92f8ef007">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2035 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089955Member"
      id="t_42_845c01dd_91c6_4a5a_bc17_07ed5632c46e">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089955Member"
      id="t_43_015a7644_b7c9_43ad_82cf_f023c1239ec6">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089955Member"
      id="t_44_26fcb14f_ac58_4fab_adf9_0ad44f3ffa9e">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089955Member"
      id="t_45_1806f221_2ae0_4519_9b19_e6f3c23dfd30">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089955Member"
      id="t_46_f17be108_9311_4765_b606_9c6f8cbb7017"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;25&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089955Member"
      decimals="INF"
      id="h_91_5a599784_7eff_4239_ac59_58bd4799aa77"
      unitRef="USD">25</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089955Member"
      decimals="4"
      id="h_92_50c82ea7_c5a8_4aab_894e_fa8aa4646679"
      unitRef="pure">0.0049</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089955Member"
      id="t_47_5203bde4_6fd2_4307_a010_483e7f22c465"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;450,794,632&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089955Member"
      decimals="INF"
      id="h_93_d98fa603_45df_450b_917a_d6bb4c6064f9"
      unitRef="USD">450794632</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089955Member"
      decimals="INF"
      id="h_94_a4257b64_5206_42ff_9253_d292941a6331"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089955Member"
      decimals="4"
      id="h_95_c7b0c1ab_062b_4560_8187_9fad9c72acae"
      unitRef="pure">0.05</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089955Member"
      id="t_48_6f7671e8_ab1c_43c1_b483_e91c3f8232a2"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;67.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;26.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_96_8d69ba9f_7162_4935_90ab_0a14e54f8438"
      unitRef="pure">0.679</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_97_ccfb3ce6_5f9c_4f50_9550_dd7ff6ce3b6d"
      unitRef="pure">0.265</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_98_66d69a18_8405_4421_a68a_0d72d8623f23"
      unitRef="pure">0.053</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_99_6744678b_4bb1_4540_92c5_fe721cd53ac4"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089955Member"
      id="t_52_d01103ac_c9f0_5434_8bb0_2625190675d3"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_109_42e7440a_eac5_dbef_0c0f_3a7feb16338b"
      unitRef="pure">0.367</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_100_1803eb28_a06f_4490_a560_5a52ab6108c3"
      unitRef="pure">0.213</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_101_c896c9cf_9b96_45ec_a5d8_ec576b96282a"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_102_0c569dfb_0783_4ec2_9a5d_92e08bd0a651"
      unitRef="pure">0.072</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_103_18853187_c49b_4e9c_b4d8_800f3a646919"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_104_df722600_55b0_4982_9b55_4b70a09bc302"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_105_6a1c5942_2c9f_43cf_85cf_f6a2164b6750"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_106_a4fa8307_29c4_4dab_ac88_12627944bc4d"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_107_992da219_5b43_452a_b8f2_245c03a7bbe4"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089955Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_108_fa5ea291_e531_4a18_b311_a8f04ed8b592"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089953Member"
      id="t_57_41c50934_9c24_32d5_548e_21536cc1f7c0">BlackRock LifePath&#xae; Dynamic 2035 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089953Member"
      id="t_58_2224ea2e_83b8_3b7a_27aa_17014de496c8">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089953Member"
      id="t_59_12ccaf23_0d9c_c485_3685_0f346c6cbe9e">LPJAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089953Member"
      id="t_49_9adaa053_8fa9_476a_ba0a_1189b5b3c72c">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2035 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089953Member"
      id="t_50_31ec5ff7_67ba_4e2f_af2f_190a15a4ec9d">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089953Member"
      id="t_51_2ddadc32_03e7_4e4b_8dab_2bd6d031b0da">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089953Member"
      id="t_52_0d839c24_c7a7_4535_a634_d9574ee5785f">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089953Member"
      id="t_53_33d5d7c5_a083_4dba_b935_34c01b5b0ed5">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089953Member"
      id="t_54_c14e5a4d_3bf8_4e4f_8606_5f97dcaf344e"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;38&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.74&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089953Member"
      decimals="INF"
      id="h_109_6c656890_b384_4b2d_98b2_3bfe23ccfac0"
      unitRef="USD">38</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089953Member"
      decimals="4"
      id="h_110_da12cc38_0045_4807_bdc7_31ca358ae121"
      unitRef="pure">0.0074</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089953Member"
      id="t_55_cf974291_70d7_482a_b903_4c5fbf70ce9a"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;450,794,632&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089953Member"
      decimals="INF"
      id="h_111_5b6247fe_fc56_4ede_beec_35ba003f2927"
      unitRef="USD">450794632</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089953Member"
      decimals="INF"
      id="h_112_7e76c4e3_65f8_47a3_aa50_d66ffe429512"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089953Member"
      decimals="4"
      id="h_113_000114bb_cd10_4aab_bbc8_f1617dd0b71f"
      unitRef="pure">0.05</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089953Member"
      id="t_56_22468f01_edfd_4e56_ad29_13424d12b815"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;67.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;26.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_114_b965092b_e0c1_4e4d_b9a6_964b97fe3fde"
      unitRef="pure">0.679</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_115_a140a667_8c84_4462_9146_fa38f0a3d018"
      unitRef="pure">0.265</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_116_6295793d_e211_4d94_ba89_23d07743835d"
      unitRef="pure">0.053</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_117_01110cbb_80d0_4f51_9255_5d8a5ba7d1b8"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089953Member"
      id="t_60_2cb62672_caae_607d_5d8c_7efab3598d3e"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_127_8befb764_0923_0c29_1716_fd00586b5296"
      unitRef="pure">0.367</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_118_164982ad_2a9d_4200_b82d_18d8d1a3db5f"
      unitRef="pure">0.213</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_119_21d77558_71fb_48c3_a8ac_2d8fef0291c1"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_120_f1e000e6_9e50_46c4_b97b_2ffc9867b8bb"
      unitRef="pure">0.072</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_121_cade048e_c1ff_45cb_9183_9265c8c4afb8"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_122_251cb383_3365_4900_bd99_338b78744588"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_123_83e92d89_6d39_47b3_b06d_bf977caf4d30"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_124_1aa6da51_b892_4e55_950f_1e21f2e4544a"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_125_d057dac9_7d8d_4b66_b43a_dfbd975f31c2"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089953Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_126_87a26998_78f2_4905_9cb4_d8b5b919ca59"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089954Member"
      id="t_69_fcff54ee_0073_b007_bb8c_85dcc0d03864">BlackRock LifePath&#xae; Dynamic 2035 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089954Member"
      id="t_70_c13a47f7_abaf_8f2a_9574_f794258b8a15">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089954Member"
      id="t_71_2cccf7d2_9818_16c6_aeb3_73400749fb4f">LPJCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089954Member"
      id="t_57_fed559f1_a400_430e_8c57_8b99105ec014">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2035 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089954Member"
      id="t_58_ee38421d_db2a_49d3_a502_b156cb0480cb">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089954Member"
      id="t_59_05250619_41cf_4787_b4ac_496c6209b43c">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089954Member"
      id="t_60_7b4ef21b_d9d9_4e54_a070_be099acb1eb8">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089954Member"
      id="t_61_37ac2b80_a784_4f54_9999_836b594c80c4">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089954Member"
      id="t_62_3df1d006_5cb2_43a2_bb3b_f1755d527808"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;77&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089954Member"
      decimals="INF"
      id="h_127_ceacf0c1_2458_4a59_a050_81312bd05787"
      unitRef="USD">77</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089954Member"
      decimals="4"
      id="h_128_75b99ec5_1eb9_4567_912f_e0ed41b80cfc"
      unitRef="pure">0.0149</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089954Member"
      id="t_63_523f2592_dc2e_4d4d_ab92_14572903ee68"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;450,794,632&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089954Member"
      decimals="INF"
      id="h_129_cf12ebe6_3c95_4d54_bdc7_84254904aebd"
      unitRef="USD">450794632</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089954Member"
      decimals="INF"
      id="h_130_f1f837d0_71d9_477c_b4a5_3a235057571c"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089954Member"
      decimals="4"
      id="h_131_e8206094_013c_4e63_87e9_9d22149f9e6d"
      unitRef="pure">0.05</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089954Member"
      id="t_64_4d014342_b083_4702_9baf_2c18990f7b16"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;67.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;26.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_132_ec947025_e7b3_4bbf_8112_3683a075f0cc"
      unitRef="pure">0.679</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_133_48dd825e_9291_428d_8876_2d8141acd741"
      unitRef="pure">0.265</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_134_e1be8a9c_9edf_4606_a6ae_3df931188296"
      unitRef="pure">0.053</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_135_bb713db6_86a7_494b_9dd1_26a92349734b"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089954Member"
      id="t_68_721de26c_5775_6fad_12d9_0782287651b6"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_145_b22d17c4_da90_4332_3a55_fc84e11edf10"
      unitRef="pure">0.367</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_136_07533212_a781_44d2_b535_3cebcd66e89b"
      unitRef="pure">0.213</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_137_b7e025ec_5dc6_435b_ad2c_385960f49e9f"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_138_cda22c30_db4d_4ea6_b7e1_df5d3f8cb025"
      unitRef="pure">0.072</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_139_aacea462_816a_428a_8a02_7cac9b3be7c0"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_140_1df77c66_ff6e_4aec_b706_2fcd7076d143"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_141_5a4e87e6_4ac1_4e02_9df0_b63435d1cdd0"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_142_2d5f9b7c_5e81_437f_96dc_142e0cedc430"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_143_10719bec_3675_4ca2_a160_625d13924a28"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089954Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_144_0dbe962c_4657_4711_8937_106e486b4397"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089956Member"
      id="t_74_a9223d60_d960_6bbd_123c_19d5ba22f38c">BlackRock LifePath&#xae; Dynamic 2035 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089956Member"
      id="t_75_eab8e36c_756e_5a18_d3b0_f530b2efef0d">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089956Member"
      id="t_76_0efefe05_5367_5e2c_0ddf_359b8b9d3813">LPJKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089956Member"
      id="t_65_567e8d06_e816_4171_a4cb_3de231f2f8b9">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2035 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089956Member"
      id="t_66_6d9ffe99_6716_4da1_9af9_7a3daaafb28e">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089956Member"
      id="t_67_c594ff50_0d58_40cf_bcec_da0edd179b1d">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089956Member"
      id="t_68_6718cfcf_912c_4149_a858_cf16f9a2db39">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089956Member"
      id="t_69_46bf6d2f_1d4b_461c_8530_3a83968a7651">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089956Member"
      id="t_70_3c31dcbc_35b2_4a34_ad82_4706a0225864"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;12&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.24&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089956Member"
      decimals="INF"
      id="h_145_cd21d155_3505_4795_90db_fe3efb9edbd6"
      unitRef="USD">12</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089956Member"
      decimals="4"
      id="h_146_91593c85_0cb1_4eec_90f5_93d1a937fba9"
      unitRef="pure">0.0024</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089956Member"
      id="t_71_b62badd1_5bfd_468b_86d0_2a41b0e4487f"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;450,794,632&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089956Member"
      decimals="INF"
      id="h_147_82b80e40_a722_425e_bb99_936afcf67db7"
      unitRef="USD">450794632</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089956Member"
      decimals="INF"
      id="h_148_56d5c718_82c6_4be4_974f_182761d74252"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089956Member"
      decimals="4"
      id="h_149_20326572_bd08_454a_804c_6cc3b62ef9f3"
      unitRef="pure">0.05</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089956Member"
      id="t_72_4157be00_0c5a_41eb_aece_c5db9bc6282d"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;67.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;26.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_150_b66e7ea2_08b3_427f_877b_6c8d28e1c1cb"
      unitRef="pure">0.679</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_151_d18b936d_c010_4390_bb22_5ca0ef3cde30"
      unitRef="pure">0.265</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_152_a6c287e7_db2c_4de4_8ab6_890f3fe04012"
      unitRef="pure">0.053</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_153_e6ac3ce9_478f_41ef_9d21_d43700025ed2"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089956Member"
      id="t_73_856f54ae_810d_d52b_9d4a_762d6976ac39"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_163_8d8160b2_637c_2cbe_1857_6f9d34e24a1b"
      unitRef="pure">0.367</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_154_573e265f_55f4_41ce_afef_3aaa7415d110"
      unitRef="pure">0.213</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_155_95a1e3c6_6073_4c1e_9381_268bce5a90bb"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_156_e7acdee1_fe83_4ede_963a_63e187618edd"
      unitRef="pure">0.072</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_157_eca070dc_e353_4606_9941_fd679126d173"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_158_649162f5_5fcd_469f_984f_f89ebb4b6f01"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_159_fdea5aed_fe0a_4e82_928b_a46b37635a6f"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_160_a57a5151_536b_4f45_8db2_1b8c08c95165"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_161_394d68e8_528b_4619_87d4_1b7004707f3b"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089956Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_162_89daa9fa_e35a_4c1d_b9ea_ab60227bb9ae"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089952Member"
      id="t_81_bc2d99d9_4227_2ff6_ec55_e0927f5b0d9c">BlackRock LifePath&#xae; Dynamic 2035 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089952Member"
      id="t_82_25073c06_6866_3bf4_23b1_f837198b998b">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089952Member"
      id="t_83_726004df_e3b2_a235_7e36_c3c8cb4d05f9">LPJRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089952Member"
      id="t_73_2eb9e8d7_8047_4b1f_9f27_ab3fcd6bcf74">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2035 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089952Member"
      id="t_74_21b3cd20_7e7c_43b5_bb31_f7c1aeec5d6c">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089952Member"
      id="t_75_12056eec_2354_4e22_ae05_78a40c18a42d">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089952Member"
      id="t_76_1ec99163_76a8_4cea_92e5_5f58d3dc4b7a">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089952Member"
      id="t_77_789a75ea_3528_4457_9bb9_a7689abc73ba">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089952Member"
      id="t_78_feed5dad_99c1_4dc2_976d_254e3585aa00"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;48&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.94&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089952Member"
      decimals="INF"
      id="h_163_1b84e47c_60d2_488b_871a_11788e3c0a5c"
      unitRef="USD">48</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089952Member"
      decimals="4"
      id="h_164_5fad21f9_136b_4846_a248_88c31a2150a4"
      unitRef="pure">0.0094</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089952Member"
      id="t_79_81fba57e_81b9_4668_b364_e1dca94f6a64"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;450,794,632&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;35&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;5&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089952Member"
      decimals="INF"
      id="h_165_867e44ba_343c_4e95_a715_54bd50de2cfc"
      unitRef="USD">450794632</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089952Member"
      decimals="INF"
      id="h_166_eb6203c0_7c4d_4541_b75e_9e818c8ba415"
      unitRef="Holding">35</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089952Member"
      decimals="4"
      id="h_167_c3484bab_c2f9_4214_81d8_87368ed796ec"
      unitRef="pure">0.05</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089952Member"
      id="t_80_9d7461da_0018_4315_8310_325bc557fe24"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;67.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;26.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_168_2918f11a_5486_4991_a31b_cdb7105237aa"
      unitRef="pure">0.679</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_169_0ade9778_e3ce_4d85_81f5_b0d069e0bf8a"
      unitRef="pure">0.265</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_170_07c48152_a553_42f4_97c8_ad06e783411a"
      unitRef="pure">0.053</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_171_792bd96d_2c31_4586_851b_96a244e50fda"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089952Member"
      id="t_84_0bea7df5_bb45_2236_6cb0_3ebdfe24dfe3"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;36.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;21.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_181_93d51bd4_f607_645b_e9c0_d25002ce890b"
      unitRef="pure">0.367</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_172_8b0c3d16_c894_4b3b_8b74_c17f21208cea"
      unitRef="pure">0.213</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_173_d225166f_1df1_4d35_946d_7d88b06a3d76"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_174_19b70cd3_93d9_42ba_a52b_9c54ce59c87c"
      unitRef="pure">0.072</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_175_383916f9_059d_4b8f_b8c0_31501e53e4bb"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_176_5649fff9_4c35_486e_ad7b_ab38f81b4d26"
      unitRef="pure">0.046</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_177_c878fc7d_2dd5_4ef8_a9a0_2c7acd2c7874"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_178_e03db52b_2abd_4736_ac8a_27b959b752ef"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_179_bc27f0cf_612f_499a_a4e2_f7b8573d9693"
      unitRef="pure">0.018</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089952Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_180_77ec5a3b_954e_4686_ac42_bdda296152df"
      unitRef="pure">0.006</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000012000Member"
      id="t_89_56f454c5_c4a4_5b11_5e1e_f68ba2cbd674">BlackRock LifePath&#xae; Dynamic 2040 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000012000Member"
      id="t_90_2bea90d8_1ddf_3a65_57f2_0329b6e1c50a">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000012000Member"
      id="t_91_9613d854_45e9_7631_0714_3ac18d876733">STLEX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000012000Member"
      id="t_81_3b1ec23d_2441_4390_8181_ee0122403abc">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2040 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000012000Member"
      id="t_82_97799783_3bbb_4e30_a9e8_27f503e3511c">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000012000Member"
      id="t_83_03d1fbae_2d5d_4d1f_a669_a7edccfe8bff">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000012000Member"
      id="t_84_b6292f3e_db33_4cac_836f_e2bd94a814d0">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000012000Member"
      id="t_85_09fd3e90_e066_440d_9eb4_e1da1063cf41">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000012000Member"
      id="t_86_755eb096_69f1_4dfd_b28e_dde81620d56e"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;25&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000012000Member"
      decimals="INF"
      id="h_181_06e90d0e_db17_4755_9a1b_4d1f969469eb"
      unitRef="USD">25</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000012000Member"
      decimals="4"
      id="h_182_c97e7d18_eb2a_428c_80c7_8ca8554ad9e8"
      unitRef="pure">0.0049</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000012000Member"
      id="t_87_1c54eecf_1289_453a_bc58_15a2d897db0d"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;586,243,135&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000012000Member"
      decimals="INF"
      id="h_183_7b0c55ed_0ed7_423b_bd85_95f3c22cbfd7"
      unitRef="USD">586243135</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000012000Member"
      decimals="INF"
      id="h_184_19966f64_59b6_40ea_aeae_48c09259fee4"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000012000Member"
      decimals="4"
      id="h_185_098e9b66_10f9_4725_a123_33144966f809"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000012000Member"
      id="t_88_ab03da1c_4eac_4cc0_ae45_eaea6a5b361f"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;74.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;20.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(&lt;span class="sec-hidden" style="-sec-ix-hidden:h_199_bd72a0ce_188c_263c_e703_618c7029df5a"&gt;&#x2014;&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Rounds to greater than (0.1)%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_186_268bb926_2510_46fc_bada_5631ce060ffe"
      unitRef="pure">0.746</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_187_a796602f_021f_4f2a_bfc2_7d5f7d8fc8d8"
      unitRef="pure">0.203</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_188_69ca0c9b_5141_47e1_9568_76746ac27664"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000012000Member"
      id="t_92_3690f3d1_8baf_8576_74b1_ce3c0dfa1a51"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (c)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_189_e1dfb9ff_895f_4572_9e37_085c57258acd"
      unitRef="pure">0.383</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_190_7117d802_e41d_4837_b062_55c7854be925"
      unitRef="pure">0.156</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_191_51b0e3e0_6288_4300_a65d_c29e054364c8"
      unitRef="pure">0.153</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_192_207be758_3ddf_4ac2_bbf2_03f492dddda2"
      unitRef="pure">0.084</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_193_bc23466a_78b3_42f5_a03f_4899845a9e3f"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_194_ed5001fa_13e9_4a6c_9d68_a104101f022e"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_195_eca02b20_6255_4581_8a73_007e00b53f88"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_196_c707c16d_7953_4d66_93d3_7edc13d4d5f1"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_197_6fa440dd_dd13_49d7_8ceb_71aa3068299c"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012000Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_198_1cb3b2bf_c0f0_437e_ad34_3b630eeae9be"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000011999Member"
      id="t_97_72b55e88_6fe7_7425_a40e_b8381d01d365">BlackRock LifePath&#xae; Dynamic 2040 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000011999Member"
      id="t_98_97dc6cba_4873_5627_e4c5_1ff2033c6d45">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000011999Member"
      id="t_99_d87a7295_3ddd_151f_92a4_50ce2dd81831">LPREX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000011999Member"
      id="t_89_90276e89_8203_4aa1_a9c3_7cb79c0571f7">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2040 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000011999Member"
      id="t_90_6c9a4a6f_d6e3_47e3_a006_ec2ce7d165b5">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000011999Member"
      id="t_91_f1490b5f_aa98_4b74_8ae1_b2fcd328a544">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000011999Member"
      id="t_92_093e94b7_83b7_4d92_a6f1_ddd34772ca64">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000011999Member"
      id="t_93_f40be449_2825_46cf_89ea_626c717e96c9">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000011999Member"
      id="t_94_79e2213c_4322_43dd_b656_39957adea09c"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;38&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.74&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000011999Member"
      decimals="INF"
      id="h_199_8c22d005_f60f_4255_8149_21c99746e09e"
      unitRef="USD">38</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000011999Member"
      decimals="4"
      id="h_200_ecf1dea0_6fc1_43ff_8b1a_b4fb4115145a"
      unitRef="pure">0.0074</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000011999Member"
      id="t_95_568d9462_6aa3_4ce4_a278_b68ef4c0d5d2"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;586,243,135&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000011999Member"
      decimals="INF"
      id="h_201_0964f74d_65a8_462b_8784_5978bf4eb5d6"
      unitRef="USD">586243135</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000011999Member"
      decimals="INF"
      id="h_202_a99cb0d7_0c78_4e6c_bfae_f2a0ec42603d"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000011999Member"
      decimals="4"
      id="h_203_ba9e3e39_5b30_4bf3_8c58_3f4142bdb293"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000011999Member"
      id="t_96_3f70027e_6a6a_44a5_a064_79046dcc1b7a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;74.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;20.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(&lt;span class="sec-hidden" style="-sec-ix-hidden:h_217_31c2dd14_ad81_6860_8779_c3f418889d3a"&gt;&#x2014;&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Rounds to greater than (0.1)%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_204_fda20d80_48ea_4a2c_a264_8bb328929873"
      unitRef="pure">0.746</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_205_1c0cb353_e162_453a_91ad_55751812eb0f"
      unitRef="pure">0.203</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_206_7bfbafc3_74a4_46bd_a4f4_c0b54be5bdf7"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000011999Member"
      id="t_100_a9f9f9ba_2338_eb03_c6fd_dbaeb5643206">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(c)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_207_de745bee_2eeb_4598_b05f_35177645e5c8"
      unitRef="pure">0.383</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_208_cf4751be_ead7_426d_934d_07b15f9eba46"
      unitRef="pure">0.156</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_209_7cf9ea78_0cc9_483e_8cc6_babcb0a787f5"
      unitRef="pure">0.153</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_210_648066d3_b9d3_4c0c_bf5b_67f793c11015"
      unitRef="pure">0.084</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_211_094a5446_8501_48e1_8e8a_a00c15dbaf16"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_212_e45f97cb_fda1_4b34_9498_4526ffc9733a"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_213_46c80aee_9de7_4f72_857c_276fb05e2b42"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_214_e669192e_9f72_4497_9591_ce3f688cb82f"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_215_c354b6bf_3de1_45d7_b86c_e164ffe120c1"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000011999Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_216_66a99d18_f3d8_4ce3_923a_f6ee38006a0a"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000088838Member"
      id="t_105_d1541c4f_8a62_dc02_48c0_85758ef8795c">BlackRock LifePath&#xae; Dynamic 2040 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000088838Member"
      id="t_106_1c038c71_5171_ef32_8080_afbb2c499c38">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000088838Member"
      id="t_107_73049b9b_e7ae_ccb8_4bbd_8ddb1ab06b55">LPCKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000088838Member"
      id="t_97_19eb26f5_5a38_43fc_8bee_16a39048269c">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2040 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000088838Member"
      id="t_98_6660199d_26fc_40d9_895f_d67e29937635">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000088838Member"
      id="t_99_a0d6e66d_619a_48e5_87ab_4774c9c78717">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000088838Member"
      id="t_100_1a989297_128d_4ff9_b615_9affc9bf0791">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000088838Member"
      id="t_101_c3068e92_c008_4b75_aa83_c293ecacf1a3">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000088838Member"
      id="t_102_f0ca68ed_06d2_434c_9f85_5cf1687d9367"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;77&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000088838Member"
      decimals="INF"
      id="h_217_a06d31cc_4178_45e1_8a2d_96542df28d0f"
      unitRef="USD">77</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000088838Member"
      decimals="4"
      id="h_218_1ed44009_dfef_43c0_aa43_240e62ba6fb1"
      unitRef="pure">0.0149</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000088838Member"
      id="t_103_625a9cfd_7367_4211_94f5_441507226ed4"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;586,243,135&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000088838Member"
      decimals="INF"
      id="h_219_572edb57_0d65_4d07_a6fb_48a22e5acbd7"
      unitRef="USD">586243135</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000088838Member"
      decimals="INF"
      id="h_220_6e0c15e0_5ede_406c_8708_208fae679d20"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000088838Member"
      decimals="4"
      id="h_221_2ec02c98_9339_4569_b577_8b999c525115"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088838Member"
      id="t_104_c2642de2_af95_4808_9c37_e4c00124b7f2"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;74.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;20.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(&lt;span class="sec-hidden" style="-sec-ix-hidden:h_235_c9c8267c_0e68_dc4f_d923_376dae9201d3"&gt;&#x2014;&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Rounds to greater than (0.1)%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_222_6b7a3851_bdbb_4be1_bdf5_1f96d5d3ca34"
      unitRef="pure">0.746</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_223_cfbf96c7_66a0_4e27_a1f5_eeb2e4025a84"
      unitRef="pure">0.203</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_224_b9960fd8_3355_4e6e_a79e_f4a6cec318bf"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088838Member"
      id="t_108_01e8d4ad_914e_e68d_789f_f8d84db29242">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(c)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_225_16f615f4_4bf9_419d_924f_1c374039b1d5"
      unitRef="pure">0.383</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_226_8cea65a3_2f5c_4a1c_90e9_f96d15979a98"
      unitRef="pure">0.156</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_227_7d296519_a945_45f1_9963_c89b3e6ffcb5"
      unitRef="pure">0.153</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_228_973c45f1_3bb6_4cca_ae91_da1732ed6093"
      unitRef="pure">0.084</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_229_e69af054_c72a_4b2a_816d_002c7358e191"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_230_a6f52d41_6946_4f60_814e_0d890a50454a"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_231_74667c45_0b71_4437_a4f2_a0b691c5a42a"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_232_3a6980f8_a43b_437e_b95f_6a0d6715c834"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_233_3d485764_f1f4_4581_a20a_a7ffa71fc4b7"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088838Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_234_eb874357_c53e_4057_9f55_c7e13d0522d9"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000051482Member"
      id="t_113_16514755_1eb4_2e97_a081_49420abc86b1">BlackRock LifePath&#xae; Dynamic 2040 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000051482Member"
      id="t_114_d1a5db32_a88f_a9ec_d5b6_34c16e3ccf3a">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000051482Member"
      id="t_115_cc69b7f6_9692_0c85_d43e_97b068607784">LPSFX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000051482Member"
      id="t_105_e85c9bee_84ee_47e8_944e_84ad4f2c6ac8">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2040 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000051482Member"
      id="t_106_e49dc220_ffe1_4914_b51d_2383c0a02dee">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000051482Member"
      id="t_107_e6ddd777_cc3a_4008_bab2_694ca4a02a38">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000051482Member"
      id="t_108_a4998ed7_6f0b_438f_8243_9422de4446d9">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000051482Member"
      id="t_109_28c0bb23_13b6_4205_9942_829924cb36f3">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000051482Member"
      id="t_110_b2037f5c_c28f_4e4e_a984_675fcd915eba"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;12&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.24&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000051482Member"
      decimals="INF"
      id="h_235_9d46e1dd_cac4_4a79_87e6_5a70318d7c91"
      unitRef="USD">12</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000051482Member"
      decimals="4"
      id="h_236_cb0a5ad6_ac7c_4297_8a59_853d71be4fe8"
      unitRef="pure">0.0024</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000051482Member"
      id="t_111_ed554f0d_46a8_47ce_9900_319bbac39688"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;586,243,135&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000051482Member"
      decimals="INF"
      id="h_237_4a4d4e6b_4ad8_45e3_a1fb_059d5d4f54e0"
      unitRef="USD">586243135</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000051482Member"
      decimals="INF"
      id="h_238_1ad9ead6_f80e_4c71_b85b_98daa1bf0a0e"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000051482Member"
      decimals="4"
      id="h_239_b3811b55_aba9_46d8_a190_e782cc94b515"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000051482Member"
      id="t_116_f3007850_4da4_a73e_5f53_acfed6e73394">&lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;&lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;74.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;20.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(&lt;span class="sec-hidden" style="-sec-ix-hidden: h_253_984c1557_1aef_989f_e7c4_6583a2d02c80;"&gt;&#x2014;&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Rounds to greater than (0.1)%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_240_663c7c6d_1d92_42de_97b5_3b9f99852978"
      unitRef="pure">0.746</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_241_d2798d00_f74a_4327_b2ea_7090f8ff15b9"
      unitRef="pure">0.203</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_242_8d8da927_6ba2_4d5d_827d_dc24aa60a67f"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000051482Member"
      id="t_117_9f911ad0_8f01_42bb_3060_2319fedd1702">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(c)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_243_11217ea6_9172_4b27_aac8_07973840c506"
      unitRef="pure">0.383</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_244_d0c541cb_d669_4d62_94b9_aa6af41e0564"
      unitRef="pure">0.156</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_245_e3d9f4e8_8860_469f_94a7_cf1ea6dac35e"
      unitRef="pure">0.153</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_246_fb4e9bc8_4954_4d4a_8022_a6f736c7a812"
      unitRef="pure">0.084</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_247_c21f2d4e_c989_4ff1_8dfa_65c5664cc3a5"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_248_e7514f00_69de_46b6_ac31_8294713ffa9f"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_249_e5091166_30b8_4f9b_98d0_f3f66e656684"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_250_055e7124_2a04_4082_987b_28b4339e8e4a"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_251_f03f9d16_14c0_45b8_bc36_967939c4eef4"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051482Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_252_2229eec4_774b_40ff_960e_543184eb696c"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000082488Member"
      id="t_121_d9c2ce5d_61dd_4e30_6e18_0de93f08a4d3">BlackRock LifePath&#xae; Dynamic 2040 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000082488Member"
      id="t_122_bccdbd81_f7d8_b60e_bda5_daeefb0872c0">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000082488Member"
      id="t_123_47f2a00a_f35e_2848_e2b6_d688f06be186">LPRKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000082488Member"
      id="t_113_c65a89fb_e02c_414b_91c8_88815244229d">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2040 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000082488Member"
      id="t_114_86f34157_c1ae_4fc0_914e_b01b2f47be9d">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000082488Member"
      id="t_115_7e9e8ddd_6563_44dc_b7a5_ce0b33e9e7e4">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000082488Member"
      id="t_116_abd8e216_1e57_44e9_a0ee_2976aa5598b3">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000082488Member"
      id="t_117_45a722a6_da07_4adc_a033_81836444926f">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000082488Member"
      id="t_118_c8520e4c_3cd3_4f9c_95a2_a9ac918d89ea"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;49&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.94&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000082488Member"
      decimals="INF"
      id="h_253_ccf7229b_4724_49b6_9cec_96131f318beb"
      unitRef="USD">49</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000082488Member"
      decimals="4"
      id="h_254_8c9a3002_84c4_4b1b_bd80_7c9f6c06a171"
      unitRef="pure">0.0094</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000082488Member"
      id="t_119_1c30afaa_95f1_4e0a_bdb7_84a9a98676f3"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;586,243,135&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000082488Member"
      decimals="INF"
      id="h_255_f0ee2119_fb53_43f7_bef2_31d20bd33948"
      unitRef="USD">586243135</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000082488Member"
      decimals="INF"
      id="h_256_a0fa5d13_c24a_4858_809e_f87e6f9ffe36"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000082488Member"
      decimals="4"
      id="h_257_0424bb42_1f84_4bc5_a540_fa736a1b6d4f"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082488Member"
      id="t_120_2a1b83f8_dbbd_4aa4_899d_b5cc8b780b5b"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;74.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;20.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(&lt;span class="sec-hidden" style="-sec-ix-hidden:h_271_b89c8ce8_15d1_1c7d_6a2b_6aa6d1c4bdea"&gt;&#x2014;&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Rounds to greater than (0.1)%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_258_9cf19459_bffe_49d4_a422_8dbdc2e75291"
      unitRef="pure">0.746</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_259_c5cfd10d_492c_4968_8883_a11906bff8e1"
      unitRef="pure">0.203</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_260_45f074c2_2903_4baa_98fa_bfec4d1abeed"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082488Member"
      id="t_124_86062d22_edcb_f2ca_77ba_def61c82e09f">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(c)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;38.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(c)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_261_528fe7cb_b08d_4d7a_8c2f_120bd87a2daa"
      unitRef="pure">0.383</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_262_57e2c1ae_028f_4abf_91aa_ee00dca14cfa"
      unitRef="pure">0.156</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_263_4a628f5b_38cd_4e7a_ba38_3d3a53f66960"
      unitRef="pure">0.153</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_264_e03cb0a4_5274_4bc6_8f16_758627fbfe41"
      unitRef="pure">0.084</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_265_c0620f18_285a_4c2a_b0c8_18caec7c95fc"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_266_bb31433d_2a9b_4da1_936e_3bf2d1fe3196"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_267_864193c7_9fc7_43e8_8a5a_243536f9218e"
      unitRef="pure">0.025</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_268_b020f505_abbf_4d04_adae_571ac9c0c312"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_269_7db928ef_3399_48be_a9ca_41cbc800d801"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082488Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_270_668575cf_964b_497b_80ff_a07206f45609"
      unitRef="pure">0.005</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089959Member"
      id="t_130_f2a41bdf_1a89_bb18_9269_aaf0306fddc4">BlackRock LifePath&#xae; Dynamic 2045 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089959Member"
      id="t_131_7e918609_3186_a34e_6e3c_3fd15e810f2f">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089959Member"
      id="t_132_b7ce743d_4caf_da78_59e6_d0d2f749e5f5">LPHIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089959Member"
      id="t_121_ad4d28c5_3f8a_471e_bfd5_945d1b89b7ed">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2045 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089959Member"
      id="t_122_e9571f62_e541_4740_84d5_6c4f2a6b054d">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089959Member"
      id="t_123_0fd5e140_9d33_4a57_aa1c_deaeba87c6ee">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089959Member"
      id="t_124_c2b70f1c_659c_4d4d_8a0b_2680823e11dc">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089959Member"
      id="t_125_5c895bd3_e1d3_43cd_a85f_16e90a1556f0">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089959Member"
      id="t_126_8a5fe9d7_eee2_43df_a9ad_d8d40729a349"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;26&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.49&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089959Member"
      decimals="INF"
      id="h_271_4eb7db1b_235e_4895_ba60_86c2c0d18f07"
      unitRef="USD">26</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089959Member"
      decimals="4"
      id="h_272_93f1db2d_44b8_45ab_a3e6_6dab434241dd"
      unitRef="pure">0.0049</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089959Member"
      id="t_127_e8150310_c661_4f2c_9924_e20e2d98031c"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;423,375,028&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089959Member"
      decimals="INF"
      id="h_273_18ab12ae_7069_4680_b86c_8d4eb7587679"
      unitRef="USD">423375028</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089959Member"
      decimals="INF"
      id="h_274_e5a4074b_1956_49cb_abb1_ade8d94d3401"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089959Member"
      decimals="4"
      id="h_275_8391cec6_bc9a_4466_96bb_234d3baa9121"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089959Member"
      id="t_128_267b7b48_ebca_445c_86c7_e8462b6277ff"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;80.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(2.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_276_e1142be3_5d3e_4471_9c57_609f9411ba28"
      unitRef="pure">0.809</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_277_0fac4350_e162_4330_ab65_b77e00c6b458"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_278_2967dbc7_c852_4fdb_bbf2_3de91c649108"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_279_29315254_2cc1_4c6d_9543_fa626c50e191"
      unitRef="pure">-0.026</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089959Member"
      id="t_129_c9d8cebe_8c24_b90f_0232_8d927ef8025c"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_280_02037b90_b36e_4c2a_bd73_a919ec389c21"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_281_911e8e11_9c8d_4a7f_8b7d_64e5427b8c04"
      unitRef="pure">0.149</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_282_f3666606_0aea_458e_bc1c_aabc58d86954"
      unitRef="pure">0.097</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_283_568e5ce0_0c31_4eab_980a_f98ecf46d192"
      unitRef="pure">0.086</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_284_1672e988_8182_4cc5_ad3f_85224b05f3b1"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_285_ebb903b3_a682_425f_9483_4abd0edc4497"
      unitRef="pure">0.043</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_286_48c430f4_ca37_4f45_aec0_723e6e43c4f6"
      unitRef="pure">0.031</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_287_9b7f0a97_7c64_403e_b20f_f1445fd0b7e4"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_288_2e521293_58b1_4185_b672_3e7b0dbff5c5"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089959Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_289_7505df02_1928_4157_8865_edd2515368af"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089957Member"
      id="t_138_e1fe5f30_3020_68a7_d861_dd554560e143">BlackRock LifePath&#xae; Dynamic 2045 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089957Member"
      id="t_139_dd779b3a_5507_2b9a_85d1_d72333604932">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089957Member"
      id="t_140_d2149e23_978c_710d_2f25_45c1449523d2">LPHAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089957Member"
      id="t_129_b67b6fb3_2dfa_4777_87e4_6fccf7ca2296">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2045 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089957Member"
      id="t_130_49176fb2_346c_43a9_83f5_9f6695f822fb">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089957Member"
      id="t_131_f81460ee_5603_4214_8902_acadc6d119ae">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089957Member"
      id="t_132_511be59a_654c_4a86_9107_f8951c8261dd">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089957Member"
      id="t_133_23eb9b4e_85c1_4e0c_8803_99f9d46a1ea3">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089957Member"
      id="t_134_54eb6b74_0129_435a_b7d4_0ec216d9d378"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;39&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.74&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089957Member"
      decimals="INF"
      id="h_290_4085c957_ceab_438b_a51c_bade79a1c156"
      unitRef="USD">39</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089957Member"
      decimals="4"
      id="h_291_892a899c_3a90_4d29_b8e8_5c316e13e9b7"
      unitRef="pure">0.0074</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089957Member"
      id="t_135_6d156e0d_b4f7_40c7_86ca_68048b1a4c53"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;423,375,028&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089957Member"
      decimals="INF"
      id="h_292_9b4573f1_0a2a_4f44_bf02_410b86498f52"
      unitRef="USD">423375028</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089957Member"
      decimals="INF"
      id="h_293_a021d9b3_6a16_4d67_8dda_d41ff3ff6e31"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089957Member"
      decimals="4"
      id="h_294_6c5711ce_083b_4406_8aa6_9ccd1bb1fd8c"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089957Member"
      id="t_136_d0cf5fe0_2afb_441d_8e0f_030ce6c78b25"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;80.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(2.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_295_6c64e1cb_d8b8_43b3_89eb_718ccede9f73"
      unitRef="pure">0.809</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_296_ebcdece5_7502_4c3d_a753_6315cfdce84b"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_297_dcd5cb80_92ad_4930_85c0_06334404ddea"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_298_c1c4899d_d341_4aac_b731_d4ffa66c7f8e"
      unitRef="pure">-0.026</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089957Member"
      id="t_137_70762f37_0475_0e6e_0b4c_9ae596367613"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_299_5bb11716_4cb7_4996_975d_7925f99a6545"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_300_e4393a8d_4352_4519_b586_e60c5968c10a"
      unitRef="pure">0.149</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_301_c4f770b2_b049_4bd0_86c7_5996ed4ced34"
      unitRef="pure">0.097</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_302_e59c5c56_2f07_444d_8f16_4a51c6521df0"
      unitRef="pure">0.086</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_303_d9b3b4cf_0b86_4132_a6e3_13d58f9f4660"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_304_550ed177_aa55_447d_bf0e_58dbe716ea16"
      unitRef="pure">0.043</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_305_37ee0a0e_a663_4be4_b596_58cc6400a9dd"
      unitRef="pure">0.031</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_306_cf68fd98_abbe_4836_b374_7bbd8444f44e"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_307_17237ad5_1646_4a67_8a10_51e30fe01706"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089957Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_308_0a854b4e_3aa6_47c6_82ec_0771a31f18dc"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089958Member"
      id="t_145_325c3da8_8ad6_e7ae_a6e4_6096e7dd32d7">BlackRock LifePath&#xae; Dynamic 2045 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089958Member"
      id="t_146_54504a96_b439_3723_8ef0_efec2f339d72">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089958Member"
      id="t_147_ee9b84bd_7e3d_93a9_d813_ae7f8a2273a4">LPHCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089958Member"
      id="t_137_9c35603a_d493_489a_b48d_53ecc4b24c5c">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2045 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089958Member"
      id="t_138_fc73f857_84ea_4bfe_93da_39d71d5411b8">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089958Member"
      id="t_139_d9e750a0_8047_4d20_9dde_26df6a3a02a2">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089958Member"
      id="t_140_52642c40_241a_4905_a95d_404459b25d7e">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089958Member"
      id="t_141_74cc4881_3611_4a6a_9ddc_5bafac645334">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089958Member"
      id="t_142_b121f4fe_6447_4d2d_b11b_87864f2aedde"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;78&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.50&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089958Member"
      decimals="INF"
      id="h_309_b4b6ad16_7e60_4087_802b_0cebcd1bbe7e"
      unitRef="USD">78</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089958Member"
      decimals="4"
      id="h_310_217b0838_0995_43ff_8d16_05037cb04248"
      unitRef="pure">0.0150</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089958Member"
      id="t_143_95e82ea0_e6b4_4dfe_a339_4af344fcd5b5"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;423,375,028&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089958Member"
      decimals="INF"
      id="h_311_86d66b96_e7ba_4675_80b5_a42283fc1220"
      unitRef="USD">423375028</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089958Member"
      decimals="INF"
      id="h_312_a6652a19_8c69_4032_825f_e978dcc879bd"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089958Member"
      decimals="4"
      id="h_313_f3163c3e_dfbd_4207_a5c4_273b51cb0c65"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089958Member"
      id="t_144_7d762515_eb8d_422b_84e6_e1a26402f6e6"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;80.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(2.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_314_1e39e1f4_ed1b_4dae_922c_77fb7c902235"
      unitRef="pure">0.809</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_315_d3003899_7e56_4314_b785_9d4806ef1796"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_316_4c0f2990_1d10_428d_ba60_0b370a0111d2"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_317_65744ce2_cc6a_4cb5_90ed_e0b560d16377"
      unitRef="pure">-0.026</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089958Member"
      id="t_148_72701c11_1664_c6c4_067e_00f3b93adb52"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_318_23958480_30d6_427d_9fa1_caab45e2e9dc"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_319_117eaf6f_cd64_47b3_9a2a_e1cf03641f56"
      unitRef="pure">0.149</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_320_9da7c33b_bf2a_4839_9e1b_c9212f23f6c2"
      unitRef="pure">0.097</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_321_01ee344c_0be1_48d0_8964_1aa6a17cdfdb"
      unitRef="pure">0.086</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_322_2d445375_5e10_4ec4_b697_6009ffe81155"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_323_0567f4fc_9606_4683_8bf6_b532b14ddcef"
      unitRef="pure">0.043</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_324_572618a4_01b2_4dbf_a9cb_6061bdfea45d"
      unitRef="pure">0.031</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_325_b5f3d9ef_1ecf_4bf0_839b_603bc2942b6d"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_326_d78d6c3f_c318_4d6b_85ae_3e6a84db0c9e"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089958Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_327_2593d5f3_ad62_4c5b_adc4_e4271999818e"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089960Member"
      id="t_154_f00ced2a_8882_947f_bdd0_e444eb510d98">BlackRock LifePath&#xae; Dynamic 2045 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089960Member"
      id="t_155_70b0ae9e_c1fe_8039_6e93_33614a07c72e">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089960Member"
      id="t_156_ad34b1ea_c241_d980_dfbd_420dfb5a9f9f">LPHKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089960Member"
      id="t_145_49d36531_85a6_44c1_934f_9a5cf0569920">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2045 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089960Member"
      id="t_146_fe5d40ec_4343_4dc3_b75d_461350921857">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089960Member"
      id="t_147_46139364_8c43_4a6a_8a52_5d69dd4cd718">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089960Member"
      id="t_148_0e1c92fd_f6b7_4e22_93f1_49b96085468e">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089960Member"
      id="t_149_1b6c9f2e_33c1_4f4e_a579_f1c35dc19e99">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089960Member"
      id="t_150_0ade908c_123c_4fdd_ad48_ce4eb0180bc2"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;13&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.24&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089960Member"
      decimals="INF"
      id="h_328_b7bf0c4e_b9d6_46ed_8c44_ded7507c2b00"
      unitRef="USD">13</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089960Member"
      decimals="4"
      id="h_329_90e7b90b_2e38_44c5_9f1a_0adb84ca7467"
      unitRef="pure">0.0024</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089960Member"
      id="t_151_3027b0d8_84ff_429c_8a08_f526802b3634"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;423,375,028&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089960Member"
      decimals="INF"
      id="h_330_32018a6f_54ea_40b8_a856_80ada9c1376a"
      unitRef="USD">423375028</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089960Member"
      decimals="INF"
      id="h_331_5460c75b_b374_4911_9702_b8a2e4f7f37f"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089960Member"
      decimals="4"
      id="h_332_4d61b5ba_5143_489d_9f61_27d0eb6de718"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089960Member"
      id="t_152_a2168170_e545_4ba0_af28_66efbf52e466"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;80.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(2.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_333_94003d7e_d33f_4f04_92ce_cc45a1f12002"
      unitRef="pure">0.809</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_334_92120fd4_136a_4ad5_8eff_51d487ce7778"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_335_931e808d_5185_4386_aa4e_5fd4b02a3016"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_336_4b6f40a9_5344_436d_8f84_37a26786a56a"
      unitRef="pure">-0.026</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089960Member"
      id="t_153_ddd64c15_0292_34b0_078b_4766d82d608c"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_337_caf93874_4723_456e_acbc_9fd9ebfe0eba"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_338_d5b6a441_117b_4f5c_97c4_665808520dfe"
      unitRef="pure">0.149</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_339_82f5b12a_d3f6_4edb_8234_ce5cf25ad4dc"
      unitRef="pure">0.097</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_340_c2c43b90_6958_4bfa_9367_1827b582867b"
      unitRef="pure">0.086</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_341_59c6b28d_06d4_4a6c_9174_50624d6d08dd"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_342_057438f9_dccc_4ecd_adb1_6096c3f42d6c"
      unitRef="pure">0.043</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_343_e1d83daf_5066_413a_8565_36b4fae0a365"
      unitRef="pure">0.031</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_344_482c0250_e69e_4db2_9d97_3c0e0120a802"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_345_fa14bab6_2166_4471_aabb_29bdade64a5e"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089960Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_346_639d007c_1300_49c5_b660_715bd912efb5"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089961Member"
      id="t_161_cc92674e_2be7_fa7b_fc5f_3c822bda6cc8">BlackRock LifePath&#xae; Dynamic 2045 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089961Member"
      id="t_162_e666c037_af0b_cb96_6b47_641155578fd2">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089961Member"
      id="t_163_cbb6b4fe_6b19_6121_f415_992b71f58962">LPHRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089961Member"
      id="t_153_0c83d2cd_46a3_4c20_8386_1bd1fa6494d2">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2045 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089961Member"
      id="t_154_c272dc60_c8b9_401b_b2ba_ef76c24d4c10">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089961Member"
      id="t_155_da2e77fc_f575_475f_83fd_aec572ad6016">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089961Member"
      id="t_156_09baa0d2_968f_4358_aea4_b2eae90ae548">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089961Member"
      id="t_157_c940d0f9_190f_44b2_a3a3_d752bf93cf95">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089961Member"
      id="t_158_288571bf_e57a_4d5b_90a0_448d5a2da3a2"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;49&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.94&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089961Member"
      decimals="INF"
      id="h_347_0a29f95a_4b8c_4bc1_a348_8652c66a6755"
      unitRef="USD">49</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089961Member"
      decimals="4"
      id="h_348_8115e40b_b0e8_4456_9ce0_34806ff1dc43"
      unitRef="pure">0.0094</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089961Member"
      id="t_159_e6c13013_2d5f_40e9_aea1_1e3db270a575"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;423,375,028&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089961Member"
      decimals="INF"
      id="h_349_b36f043e_594a_4ec2_96b3_d12ea3344476"
      unitRef="USD">423375028</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089961Member"
      decimals="INF"
      id="h_350_f07ff3cd_1e8b_4785_83af_38435352cc84"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089961Member"
      decimals="4"
      id="h_351_8f47c8ae_11b8_4adf_bae8_7138c164c33d"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089961Member"
      id="t_160_9e5d3911_8b2f_4c90_8985_1aa7f992bb32"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;80.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(2.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_352_f944862c_8767_4399_9b20_2744ea0e7fdd"
      unitRef="pure">0.809</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_353_479aa3c9_226b_4386_b892_9285512d611f"
      unitRef="pure">0.129</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_354_39840581_eec3_43b9_9904_95bdf1f78366"
      unitRef="pure">0.088</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_355_29161009_c01a_4364_a962_3da68e44b290"
      unitRef="pure">-0.026</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089961Member"
      id="t_164_0a9f2063_86a2_0541_2826_068e99bb2c20"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;8.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_356_190f89f8_0ca9_43e6_b1b1_d9f2081c3c75"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_357_03f1eb3a_4d86_45d2_bd0e_dbfda92cf0cc"
      unitRef="pure">0.149</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_358_d4565c22_f2a0_414b_b077_aa49b8163ced"
      unitRef="pure">0.097</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_359_f03f1365_61cf_48b4_8185_6841c11e5931"
      unitRef="pure">0.086</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_360_6de28ed2_8ae5_4094_bba2_6871e51c1a0e"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_361_4092f2c4_6485_4fe4_97ca_e211d4270a79"
      unitRef="pure">0.043</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_362_701b009f_298e_4a39_839f_caeebec2570d"
      unitRef="pure">0.031</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_363_117fa00b_c4f4_457e_9d6c_278e89a2a2a5"
      unitRef="pure">0.030</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_364_45583738_a4ec_49eb_b97d_f62df9d14a74"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089961Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_365_89bc226d_9df4_43ee_873f_160cb6c0491c"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000063261Member"
      id="t_169_4a8bc4fd_74b3_e19e_8d0d_df4f5415e42c">BlackRock LifePath&#xae; Dynamic 2050 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000063261Member"
      id="t_170_f44d1cb8_687e_a0e1_e0f5_6f075e37199c">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000063261Member"
      id="t_171_1ea37591_8fea_9b60_671a_35b720b018cc">STLFX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000063261Member"
      id="t_161_0beb2c84_9a40_40c9_8ada_407d22541295">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2050 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000063261Member"
      id="t_162_cc7ad1b6_a52c_4b28_9db3_387bc2354627">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000063261Member"
      id="t_163_03807aec_7893_42c4_bcc3_e77f98206999">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000063261Member"
      id="t_164_abc35763_5341_4dbc_8276_07bd6af303a2">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000063261Member"
      id="t_165_20c66378_a83f_4ee7_8951_5e361af44fe6">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000063261Member"
      id="t_166_b34ca28e_18cb_4d38_a12b_451bc93d5d2e"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;27&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.51&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000063261Member"
      decimals="INF"
      id="h_366_bb6cb48c_e50d_4a5d_84e5_b934cda8e3d2"
      unitRef="USD">27</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000063261Member"
      decimals="4"
      id="h_367_4220b261_696a_4f78_8faf_848a5c8981f3"
      unitRef="pure">0.0051</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000063261Member"
      id="t_167_56b7da84_0539_4d55_8c82_5abeaa808465"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;452,126,753&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000063261Member"
      decimals="INF"
      id="h_368_4a09d1e7_5dd6_481d_9033_50ee09f86742"
      unitRef="USD">452126753</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000063261Member"
      decimals="INF"
      id="h_369_ed98e0c0_7294_4f0d_898b_a9128638ee22"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000063261Member"
      decimals="4"
      id="h_370_969d4759_f85b_410e_8290_456bf7451a9e"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000063261Member"
      id="t_168_b3cff34d_7630_46a4_9245_d4f28230c28e"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;86.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_371_44a9a1a7_1876_4430_b0a4_4d7706cf3792"
      unitRef="pure">0.869</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_372_e1d27453_a9f4_4cf1_a6e0_5a5558afdb30"
      unitRef="pure">0.133</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_373_46327fb1_a4df_4a63_86b7_98ba6c448834"
      unitRef="pure">0.069</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_374_85fec97e_48a4_4bdb_ae5f_3e994a095e0b"
      unitRef="pure">-0.071</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000063261Member"
      id="t_172_af6f0042_defa_ffba_cdff_47c9f7697b42"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_375_3263b9f1_2c62_4cde_9249_854291c8d8b6"
      unitRef="pure">0.461</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_376_5b0cd36a_4a4a_4543_a024_dad64987dd8f"
      unitRef="pure">0.147</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_377_9f076338_bb59_4aa2_a395_3a94c9fe4088"
      unitRef="pure">0.108</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_378_7769b035_1a20_4400_9990_1d471da5b873"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_379_2e49be05_c5e6_4caa_89c7_71c23cfe1f86"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_380_449735b3_65dd_442d_be95_cde9fb8465fb"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_381_db1ae19d_9338_4fbd_8bdc_b8eb3c4c7821"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_382_f2a33c53_dde3_42ac_b479_bcfbc7798983"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_383_d974d0bf_500b_400b_8308_2f989b1501d2"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063261Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_384_8a916fd7_c537_4a1f_8177_604e5abb3b72"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000063260Member"
      id="t_177_6b50aadd_bf17_423d_e673_8329a8f3819f">BlackRock LifePath&#xae; Dynamic 2050 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000063260Member"
      id="t_178_767b11e2_b547_2b65_5d59_bd70ae9360cd">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000063260Member"
      id="t_179_8703bc2d_c9d3_3c4a_abdc_21cb2e42511e">LPRFX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000063260Member"
      id="t_169_cc5e91c0_fa5d_4b71_b1ac_3d5306ea9fc8">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2050 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000063260Member"
      id="t_170_6bf59128_b63c_49a9_80bd_866a48adcf6c">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000063260Member"
      id="t_171_36ef358d_c919_4a37_a568_2be6418aab35">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000063260Member"
      id="t_172_0b2caeae_03c6_499e_b3e7_7ea24f9c0448">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000063260Member"
      id="t_173_fb0d5b11_7ec6_4f71_8914_7c72927798e8">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000063260Member"
      id="t_174_7625a5d0_09f0_4d38_8756_3746f61fb8d9"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;40&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.76&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000063260Member"
      decimals="INF"
      id="h_385_435e1312_800f_4edf_ba4f_a2130942249e"
      unitRef="USD">40</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000063260Member"
      decimals="4"
      id="h_386_c24566b6_ca09_40b9_8651_a20ee1399c4e"
      unitRef="pure">0.0076</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000063260Member"
      id="t_175_6fde6d6d_1758_4dc5_9803_e492d9b256d6"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;452,126,753&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000063260Member"
      decimals="INF"
      id="h_387_430045b4_b37a_4874_aa38_d4e65d123d04"
      unitRef="USD">452126753</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000063260Member"
      decimals="INF"
      id="h_388_e6d58e49_7720_48d4_ac7b_ffa66f69a7f0"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000063260Member"
      decimals="4"
      id="h_389_1bb9b2d5_cf04_4e83_bdb1_50ab1da562ff"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000063260Member"
      id="t_176_f017ec00_83b9_49d3_b520_faa4c947537b"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;86.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_390_88514f4f_01b4_4ae5_bde7_f5b2f14cef85"
      unitRef="pure">0.869</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_391_125836b0_494b_4664_97cd_b7d1ce6c498d"
      unitRef="pure">0.133</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_392_75d9dc04_33a7_4677_9f69_588ae7f7a4a7"
      unitRef="pure">0.069</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_393_20000a7f_f59b_45fb_a3e4_0d4e4de789db"
      unitRef="pure">-0.071</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000063260Member"
      id="t_180_558d74a6_9ca6_3e91_ae38_f86e731714b6"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_394_cf959419_c641_4287_b305_7d45f052750c"
      unitRef="pure">0.461</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_395_6b76fb4c_a167_4f57_ae4a_b1ae9f24df91"
      unitRef="pure">0.147</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_396_05a38eb3_3e2a_4a3f_820b_2eade8985f16"
      unitRef="pure">0.108</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_397_5fe5a26c_6b76_4772_a508_14d6f932e49f"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_398_1df3223d_d1e6_4394_b79a_239d8343df80"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_399_a80acefe_f246_4451_be1c_7cac98fefe81"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_400_aaa7d65c_3f3f_4207_b114_34977b066d8f"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_401_27cf4891_9b16_48dd_8c26_e60c67d5a966"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_402_26325c05_6832_45fb_8d31_736dd852ad38"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063260Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_403_3a46268d_ab43_4879_9c7a_e7c545327c67"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000088844Member"
      id="t_185_2490acef_69ad_90e4_674a_50778e66f00d">BlackRock LifePath&#xae; Dynamic 2050 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000088844Member"
      id="t_186_df5ced00_5297_2f37_84fb_3ba0b88fb3ad">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000088844Member"
      id="t_187_639f6421_454a_2154_efd3_0258b8156ab5">LPCPX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000088844Member"
      id="t_177_b47c4038_c41d_4352_a086_89f6fc2d644c">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2050 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000088844Member"
      id="t_178_22ae8f75_9fc5_4712_a0fd_c9f1ef16df15">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000088844Member"
      id="t_179_b5d9b6a2_3bbf_42e2_996c_610abba718ab">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000088844Member"
      id="t_180_5d0eecdc_1ec1_46d8_8fd5_70ee214a7496">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000088844Member"
      id="t_181_0c70c2e6_ac4b_4bb1_9687_f95596c38540">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000088844Member"
      id="t_182_bc64874d_42e9_42be_95f1_163cfd5ef4c4"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;79&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.51&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000088844Member"
      decimals="INF"
      id="h_404_a8bf1091_1e7d_4266_8884_9cdc8b93aa52"
      unitRef="USD">79</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000088844Member"
      decimals="4"
      id="h_405_d5680c95_211f_4d28_9281_29df7da4504a"
      unitRef="pure">0.0151</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000088844Member"
      id="t_183_b7b562f0_e975_4e66_ba87_46d2667e4274"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;452,126,753&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000088844Member"
      decimals="INF"
      id="h_406_1760c8db_4a8b_4d8c_a807_57247d411737"
      unitRef="USD">452126753</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000088844Member"
      decimals="INF"
      id="h_407_7e9d10de_3987_444a_8ff0_ebbd9469b7ae"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000088844Member"
      decimals="4"
      id="h_408_d4623ccf_e56e_4d2b_8a1d_152f7ebdccdf"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088844Member"
      id="t_184_e4fdbb87_d1f0_407f_a7af_4be20af31f80"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;86.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_409_59a6b780_4468_4238_ac75_8dd2f7911db6"
      unitRef="pure">0.869</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_410_41cf18de_baac_4751_ade2_08ed78563868"
      unitRef="pure">0.133</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_411_e44e079b_a10a_4ee4_8545_019873eb7d3e"
      unitRef="pure">0.069</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_412_b19e87db_eb38_4ed5_b033_21e2df89a8e3"
      unitRef="pure">-0.071</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088844Member"
      id="t_188_1c303040_6671_0e1c_fd54_582f8eda17b5"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_413_21e8e1fc_ef96_4d27_af3e_030af18a7943"
      unitRef="pure">0.461</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_414_375c5bc0_dce3_40bf_8c50_689e6771b1d0"
      unitRef="pure">0.147</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_415_1227b4d3_78f5_42a2_bfd6_56a354db15e9"
      unitRef="pure">0.108</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_416_69b41ecd_724d_4b5f_a542_85fc68578f48"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_417_a865f4a0_6f46_417a_8daa_1c90b1c850a3"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_418_41bc0b14_ba41_463c_b51e_1a94f7aab8c9"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_419_ba599d79_120a_4da6_b76c_24ed40ffdeee"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_420_fbce8aea_90f1_4e7b_a6a9_3d726c803514"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_421_53a37a67_e195_4a2b_ba20_27910e767d14"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088844Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_422_d41261ef_7ddc_45de_9266_71e66b4abfad"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000063262Member"
      id="t_193_8b38b65f_e364_450b_9677_add86eaa6e91">BlackRock LifePath&#xae; Dynamic 2050 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000063262Member"
      id="t_194_2568ada9_d416_6380_5f81_6078390e6671">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000063262Member"
      id="t_195_b61241c5_79cc_bdb2_6553_e1dacc791465">LPSGX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000063262Member"
      id="t_185_5f8e4507_1387_4393_af10_6a805a4ceaf2">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2050 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000063262Member"
      id="t_186_0b71e95b_23cd_4d5b_b472_11969c8099f8">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000063262Member"
      id="t_187_b0403e83_096e_42ed_83fe_67c4fdae1b5d">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000063262Member"
      id="t_188_a04c8dd4_2ed4_4cf6_a20e_9d4077fe3bce">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000063262Member"
      id="t_189_9eae78cf_d61f_485c_9d80_adc27d5e245d">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000063262Member"
      id="t_190_839b7c09_c857_47d0_aeeb_b2809f9d0681"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.26&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000063262Member"
      decimals="INF"
      id="h_423_b1d369e7_42cd_4c9e_a045_a498dc4ad12b"
      unitRef="USD">14</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000063262Member"
      decimals="4"
      id="h_424_d989e74f_a6e4_4bb7_a371_0011a61ced41"
      unitRef="pure">0.0026</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000063262Member"
      id="t_191_eefb5f04_e6c0_468a_a77c_0f177c62d212"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;452,126,753&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000063262Member"
      decimals="INF"
      id="h_425_4c53a480_9287_47b9_82e4_e74ade79632a"
      unitRef="USD">452126753</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000063262Member"
      decimals="INF"
      id="h_426_3ae8eec7_1104_4bff_b348_ded864303ce2"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000063262Member"
      decimals="4"
      id="h_427_37ea1585_b306_48cb_9b18_e1904a3e6035"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000063262Member"
      id="t_196_45ff87fd_2459_a3d4_a9d9_d73c311e0c37"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;86.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_428_eb20f2fd_7422_421d_8ace_28e458fa8a10"
      unitRef="pure">0.869</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_429_e6cfda67_9158_4cb8_995d_0510580a4340"
      unitRef="pure">0.133</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_430_3e38ef96_9836_4f8b_8e80_5e2b5fac0c65"
      unitRef="pure">0.069</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_431_72cf9893_738b_4047_9d80_cacf08f21424"
      unitRef="pure">-0.071</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000063262Member"
      id="t_197_b971d87a_87bb_a5df_0455_ae8713a69113"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_432_2ab62d4d_a63a_4c1e_befe_d4855cf33809"
      unitRef="pure">0.461</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_433_f74676c1_5358_42a3_a9fc_b9b7d31fd12b"
      unitRef="pure">0.147</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_434_d3d5347a_de16_4bf3_96f9_bf2cfab7e417"
      unitRef="pure">0.108</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_435_77cac729_df9c_46c5_bacd_d2e3f167d0b0"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_436_178f5b11_721d_4ebf_87ad_68ed2cd1bd25"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_437_ee48ce89_8c3f_439d_871c_f351e6f299d4"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_438_12d6255c_11e4_475f_b8d4_2d117225d589"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_439_22bd8776_4a89_451d_975b_a6495e5bbf28"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_440_9f698cd2_8e63_444a_9ea2_c251caa4aae9"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000063262Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_441_8dbee954_531b_4d38_a2a9_d434cb8ef887"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000082490Member"
      id="t_201_fddd6c66_302a_5d5a_a56f_3c2a107d447d">BlackRock LifePath&#xae; Dynamic 2050 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000082490Member"
      id="t_202_78b39bc4_50f2_0f98_3191_121d7b256269">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000082490Member"
      id="t_203_92951fab_ba99_542b_c712_791c0512054c">LPRPX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000082490Member"
      id="t_193_44f38042_7b95_4b62_93d1_ee329597930a">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2050 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000082490Member"
      id="t_194_cdc68aba_eb24_4a87_839d_69ecad0ea3d6">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000082490Member"
      id="t_195_a8bb7260_5119_4506_a244_42f987ddd38b">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000082490Member"
      id="t_196_29641239_54b3_4fa6_8716_ea88fd9f80fc">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000082490Member"
      id="t_197_2d6e5243_3cf3_40af_aefc_b541a8ec5dde">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000082490Member"
      id="t_198_24f3853d_48dd_40ed_9670_7cdea3686c3e"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;50&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.96&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000082490Member"
      decimals="INF"
      id="h_442_57dd7e37_4bb4_4f36_ba6f_b29988feeaa7"
      unitRef="USD">50</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000082490Member"
      decimals="4"
      id="h_443_e965079e_58b1_4ea4_ba82_1347ec4bfc81"
      unitRef="pure">0.0096</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000082490Member"
      id="t_199_e2cce66f_268d_4129_b2a2_04f4ba69e541"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;452,126,753&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000082490Member"
      decimals="INF"
      id="h_444_30d66fea_d790_4d79_bd5c_7923767862da"
      unitRef="USD">452126753</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000082490Member"
      decimals="INF"
      id="h_445_fe7f7a16_2b40_44cb_a8d5_99633d034f22"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000082490Member"
      decimals="4"
      id="h_446_bcb66e98_79d1_4f18_afe6_c7beaf1d22ff"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082490Member"
      id="t_200_c28a4a4d_0098_4fb5_9ad3_62eeeaddad1a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;86.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_447_ebf1bde9_9eba_4d90_afe4_1fb145ae7ba9"
      unitRef="pure">0.869</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_448_6dce623f_8212_4da4_9ccf_6272e7ffdf8c"
      unitRef="pure">0.133</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_449_159bb3e2_dc62_4b0f_935c_a484545a4ebe"
      unitRef="pure">0.069</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_450_7960666c_249a_44b4_9a81_4972adbc70cc"
      unitRef="pure">-0.071</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082490Member"
      id="t_204_e095bd01_57ed_be96_190e_753c7417c84f"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_451_78c79542_6433_4ad0_826e_71f94e647ecc"
      unitRef="pure">0.461</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_452_7afaa7f2_53ee_4a56_ac25_90337aca3e0a"
      unitRef="pure">0.147</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_453_47242398_e4f6_4eb2_86ac_74356bf189dc"
      unitRef="pure">0.108</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_454_a3bf3165_c9a2_4e38_91a5_90587b7819b7"
      unitRef="pure">0.056</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_455_738a56f6_df96_4c5d_aa46_c7b86015de28"
      unitRef="pure">0.049</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_456_f863a2ba_8e42_4995_a6dc_7356df5b8634"
      unitRef="pure">0.035</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_457_3e28b634_b76f_47f0_8ed7_5914c4e1c518"
      unitRef="pure">0.034</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_458_ddeac3fd_5d04_4bfe_bee0_7990acfa40a3"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_459_354839b5_0b9c_41b7_bdd0_f100b0f79b4f"
      unitRef="pure">0.021</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082490Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_460_d8b3b37e_dd3a_484d_a86c_6cf595f78eab"
      unitRef="pure">0.004</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089964Member"
      id="t_209_a715aea2_bc49_fc4d_1072_31132b9f4970">BlackRock LifePath&#xae; Dynamic 2055 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089964Member"
      id="t_210_eedf5f6e_2f64_503c_7dc7_5129caa9a9a4">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089964Member"
      id="t_211_dd2e304d_4cfb_a18f_d2d6_f36ec7ea0262">LPVIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089964Member"
      id="t_201_d94ac358_ef2d_4f12_83b9_0fe296015de3">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2055 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089964Member"
      id="t_202_2582cb59_bc8f_41be_8a32_4294b63fdc01">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089964Member"
      id="t_203_c3a4b1ae_f298_4653_a6d0_c64fd1e96006">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089964Member"
      id="t_204_c8e79989_ad20_4caa_9947_f777a84d65ca">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089964Member"
      id="t_205_09e9cbef_176f_4e49_96bf_775c01f6b89c">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089964Member"
      id="t_206_eda0ac53_d52d_4b0e_b19b_bc50022ab327"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;27&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089964Member"
      decimals="INF"
      id="h_461_c6c2c43a_6fb4_4469_9ef1_19b44cbd7b57"
      unitRef="USD">27</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089964Member"
      decimals="4"
      id="h_462_e8673c5a_0742_43bc_95ac_73382c5cf357"
      unitRef="pure">0.0052</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089964Member"
      id="t_207_ecd927fb_630d_419f_a8c5_7bb16add69a7"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;353,713,724&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089964Member"
      decimals="INF"
      id="h_463_5c34fa61_ac9b_4fe7_a62a_3072571cf631"
      unitRef="USD">353713724</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089964Member"
      decimals="INF"
      id="h_464_988314c7_7aa9_491a_9406_c515767f3829"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089964Member"
      decimals="4"
      id="h_465_7d2e1e95_ffb1_4413_b36a_25ae106882b1"
      unitRef="pure">0.07</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089964Member"
      id="t_208_fbd813e7_2e33_4591_9a25_bb74274b98d3"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;92.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_466_093682f3_14fe_4e69_b00b_7c02bcb96ab0"
      unitRef="pure">0.927</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_467_59f97113_a44d_41aa_ad62_8d64acbd18bb"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_468_711c6e73_537f_4ade_a771_077bbb23b39b"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_469_37b49235_4487_4573_a98d_89c8a51667ed"
      unitRef="pure">-0.091</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089964Member"
      id="t_212_2bcc8979_9f3e_8c07_79ca_ad5133178da2"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_470_d9821498_f7fe_4eff_b055_7c5d515c8fbf"
      unitRef="pure">0.506</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_471_f891d65e_e274_4a0a_8050_b2ee245dd335"
      unitRef="pure">0.150</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_472_b531d822_e13a_41ca_9371_90c5439f5a48"
      unitRef="pure">0.111</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_473_ed16d8de_21b7_4814_aa04_cc3d1553d8b7"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_474_af204902_b209_4873_8ec0_582282878919"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_475_01debafa_89f4_4c70_b184_32ee6d639d39"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_476_cb900ae2_a088_4b02_ace2_9bedaf27706b"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_477_b74257e5_e1a8_40f0_be42_939159966005"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_478_8f27611f_1bc6_4e9e_88ec_e5d1981196db"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089964Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_479_687f3bf8_6f7a_4c3e_aea1_ee3789acca53"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089962Member"
      id="t_218_d57e2fa8_adec_a870_a7dc_83bde0f9e163">BlackRock LifePath&#xae; Dynamic 2055 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089962Member"
      id="t_219_7b15a773_526f_79fd_2c6b_50d0798f75d6">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089962Member"
      id="t_220_9999b629_6ad5_fdf9_4564_ad0cdc7f7d98">LPVAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089962Member"
      id="t_209_41aae289_4d33_4263_8024_abd6ea9205cc">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2055 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089962Member"
      id="t_210_3a64bde2_d101_47c2_8d8d_56519153521b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089962Member"
      id="t_211_265cedfc_89c5_44b4_b196_07dba3a42620">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089962Member"
      id="t_212_27171a11_bee8_4b00_8671_67ba6f01f4dc">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089962Member"
      id="t_213_14143d80_2933_4b47_9d0c_46e1e9610050">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089962Member"
      id="t_214_d65ab9ce_0671_484b_a528_1f57e3cca55a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;41&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.77&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089962Member"
      decimals="INF"
      id="h_480_b8840753_7b8b_424a_8ead_bc0977b32677"
      unitRef="USD">41</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089962Member"
      decimals="4"
      id="h_481_0d1ee751_8f21_4cb4_a188_29f5634f58f2"
      unitRef="pure">0.0077</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089962Member"
      id="t_215_188abea0_42df_4f68_a68b_3f9d7ded0d33"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;353,713,724&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089962Member"
      decimals="INF"
      id="h_482_7377e119_49fb_4bb5_ab75_76be7d7e79c9"
      unitRef="USD">353713724</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089962Member"
      decimals="INF"
      id="h_483_bbe0c164_cf89_43c3_b0f4_8ae7c3ca1f8b"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089962Member"
      decimals="4"
      id="h_484_19081a58_7c1b_4848_aa0d_e951a0e42657"
      unitRef="pure">0.07</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089962Member"
      id="t_221_5ac0a6c9_4f93_6d45_70e8_ff48692fcd15">&lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;&lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;92.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_485_7a50f258_ef5d_418c_ae43_f05722c943e0"
      unitRef="pure">0.927</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_486_161c7b57_1ef6_43b6_a3fc_d20f7f474f74"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_487_236cdf6f_b7c2_4f6b_a8a4_7f7bcee6cc2a"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_488_4b24f82c_b8c7_4510_8084_648e07ede62b"
      unitRef="pure">-0.091</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089962Member"
      id="t_222_31e1a875_ff8e_7bba_0ace_fd57b53a55a1">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_489_df0bfbc1_40ed_45a0_aa8c_0f1380befa13"
      unitRef="pure">0.506</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_490_8a3b4231_c78b_414d_bd55_0ab3439ffb9d"
      unitRef="pure">0.150</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_491_b335dbbd_d087_405b_b6c5_0060690fba31"
      unitRef="pure">0.111</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_492_972377c3_9793_484e_9800_3dab18bdf9ce"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_493_92746c89_5947_4f01_aad0_0675ecbd0097"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_494_aff92666_445b_4793_903a_fc3122f2e9c0"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_495_23212a5d_36ae_453f_ba36_05ce3fe9310c"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_496_09d674a7_d105_494d_a75f_af083b7b31e3"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_497_b204d9c8_265e_42c2_8134_13a551880a26"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089962Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_498_f1215474_a091_492e_973a_4a66c29e1d9e"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089963Member"
      id="t_226_43aff596_3535_6631_3c9b_c071f295a328">BlackRock LifePath&#xae; Dynamic 2055 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089963Member"
      id="t_227_54addb4a_1480_7342_6740_0f61e4495135">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089963Member"
      id="t_228_19b3ad86_196a_6e89_27c9_c5cb0acd7cb0">LPVCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089963Member"
      id="t_217_84b3ef6c_e613_45b2_bffd_4d57969e39ce">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2055 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089963Member"
      id="t_218_159c30ff_95a6_4413_9e3e_6bc91fd63e95">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089963Member"
      id="t_219_65621f17_315a_4fce_8e87_261472a4faef">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089963Member"
      id="t_220_49b692ac_5c8e_4939_bbf5_ea31de0e4ea2">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089963Member"
      id="t_221_e905f8ba_2d27_4fda_98f2_32eae8087754">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089963Member"
      id="t_222_d7b223ec_283e_4ca8_aa74_2a2540e79562"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;80&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089963Member"
      decimals="INF"
      id="h_499_1be865f9_3eeb_4771_bfad_ea822f0e6d46"
      unitRef="USD">80</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089963Member"
      decimals="4"
      id="h_500_7ebd0b24_2ef7_4c1f_92fb_642cdad97990"
      unitRef="pure">0.0152</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089963Member"
      id="t_223_50d1da8a_3e2a_43a5_8fb0_5613a3276cd1"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;353,713,724&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089963Member"
      decimals="INF"
      id="h_501_83732e4f_1130_480f_a136_9a2298de6421"
      unitRef="USD">353713724</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089963Member"
      decimals="INF"
      id="h_502_f458ec75_239d_4339_af77_6a9af11dfb45"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089963Member"
      decimals="4"
      id="h_503_0ba703a3_235d_47b7_839b_0d7fdd846cff"
      unitRef="pure">0.07</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089963Member"
      id="t_224_0ad34ff6_4fe5_4ab5_b05f_f18b8ba742d2"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;92.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_504_34f14df8_701c_4e68_af9f_8284956482e7"
      unitRef="pure">0.927</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_505_8bbd4612_c547_4dae_8ce9_f14b301ce8b6"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_506_c050e0a8_7229_4f9b_ab60_5df3dc9a9daa"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_507_fa0ae922_39de_4d96_98d6_d81463138999"
      unitRef="pure">-0.091</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089963Member"
      id="t_225_84a95df1_eed9_e9c0_8157_f5c1480ba355"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_508_2acbff5b_4df5_43dd_be06_09f64cd96708"
      unitRef="pure">0.506</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_509_272e7fe6_539c_4c1b_972c_2f411bcb5936"
      unitRef="pure">0.150</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_510_4ef2e19a_5f51_416b_8c62_679f1c4bcd1c"
      unitRef="pure">0.111</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_511_acdd8a27_1075_404f_a548_f73fb5211337"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_512_79e1278a_58b0_4828_9329_ce43aedec3cc"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_513_ae525f31_e073_457c_a0c9_de20e4295d81"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_514_0ef466b1_c7aa_44a8_81db_fa4f4da84c09"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_515_4ab3f3c5_fd7e_42d3_9b40_aa9fb6ac61ed"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_516_24413d76_ad40_4ffb_86bf_6513836e8726"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089963Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_517_e52fbe47_b289_44ad_8e39_ab29b7558a6d"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089965Member"
      id="t_239_c5b0b672_54cf_afbd_d57e_6f13ef3a8daf">BlackRock LifePath&#xae; Dynamic 2055 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089965Member"
      id="t_240_a6e789dd_452c_7dba_c27d_45e2f732f960">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089965Member"
      id="t_241_8a76befa_5f3d_be88_2a06_6af7aba178b5">LPVKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089965Member"
      id="t_225_227d7af7_8ea6_439b_8470_17c98bf85692">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2055 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089965Member"
      id="t_226_fb59236b_6b8b_4204_a026_f37296087213">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089965Member"
      id="t_227_811b53f1_a1c3_4b55_96d6_884f41ad8375">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089965Member"
      id="t_228_9aee3ed8_73c4_43e4_a6f6_07f5a48e6dfd">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089965Member"
      id="t_229_dae310d4_bb51_423b_804c_2209a1b4dae8">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089965Member"
      id="t_230_18fe9185_9559_47bd_833e_42a6ad1c5be5"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.27&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089965Member"
      decimals="INF"
      id="h_518_a8be85ad_91b1_483f_bf39_60315f8931bd"
      unitRef="USD">14</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089965Member"
      decimals="4"
      id="h_519_a81ef735_4949_4025_b397_b22422bed325"
      unitRef="pure">0.0027</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089965Member"
      id="t_231_e4f30222_e391_4109_b7f7_957b6c7a0b8e"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;353,713,724&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089965Member"
      decimals="INF"
      id="h_520_884f7090_9ba2_4497_a1bf_173f950aadb1"
      unitRef="USD">353713724</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089965Member"
      decimals="INF"
      id="h_521_1e4af2b8_3d27_4441_8d19_6dd7235a108e"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089965Member"
      decimals="4"
      id="h_522_c59c1358_0296_4708_8b1d_39ef986e2f4a"
      unitRef="pure">0.07</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089965Member"
      id="t_237_a616b79b_bc65_3541_de64_8df0b7dc405b"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;92.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_523_40b342be_7ab6_4d7a_bbc6_c2eb1a55e3b4"
      unitRef="pure">0.927</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_524_9f525c76_e77d_4757_9162_89de12ef791f"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_525_6fd68d49_62b7_467e_91a6_c647ff6b29d6"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_526_f3c135f5_2948_4487_986c_af3888a11f76"
      unitRef="pure">-0.091</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089965Member"
      id="t_238_402c4d30_c1a9_e04e_05c8_04b7b9167cfa"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_527_3640fe34_8b8c_4c1b_a2bf_ad88dcfc5def"
      unitRef="pure">0.506</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_528_b2b566ec_98d0_4f62_a953_89294c6fb70d"
      unitRef="pure">0.150</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_529_e5650cf5_1154_47d2_9425_7644b7c1a0a0"
      unitRef="pure">0.111</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_530_e816101e_4198_4dbb_bf11_931fcfd09b4e"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_531_f7cc8b31_971c_404d_b803_2ff90d95ec45"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_532_2228a876_249e_4b11_8fb3_f1f82cf482ac"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_533_6d4e86b1_7ccf_4c37_bb55_3344fe690282"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_534_13f64aa4_1568_4230_a398_6c61f982f496"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_535_e6cf104e_fe47_44ea_9f12_319452f513dc"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089965Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_536_013b7a2d_765d_4fe9_acfa_77bf2d5a75bc"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000089966Member"
      id="t_241_ced6678f_c3cc_70d5_d815_475347013790">BlackRock LifePath&#xae; Dynamic 2055 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000089966Member"
      id="t_242_1e2f193e_8624_421c_75d8_3ef51d1613af">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000089966Member"
      id="t_243_8142a11a_03b5_a110_7ba8_0d582cce9da9">LPVRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000089966Member"
      id="t_233_d6cc932c_757f_48c8_90d2_8a23c3a4d7fb">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2055 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000089966Member"
      id="t_234_6498f573_3657_4659_bbc5_fc34011598c0">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000089966Member"
      id="t_235_c23d1c83_db34_44b6_89c6_f2b64979b20e">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000089966Member"
      id="t_236_d94ccca0_cabb_47e2_bae1_08bdc0010a13">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000089966Member"
      id="t_237_f1380db9_c5c6_4631_a533_86e3a4596cf3">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000089966Member"
      id="t_238_b781a06c_52d5_4f6b_bdea_501ff14f9056"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;51&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.97&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000089966Member"
      decimals="INF"
      id="h_537_8e63e15a_f609_4939_8d04_0ddaa2e72614"
      unitRef="USD">51</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000089966Member"
      decimals="4"
      id="h_538_82a3527c_a07f_49be_96eb_ffac4f427ff4"
      unitRef="pure">0.0097</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000089966Member"
      id="t_239_540f7572_56da_4c8a_aba8_90782d3d8d5e"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;353,713,724&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;33&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;7&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000089966Member"
      decimals="INF"
      id="h_539_f5c539c0_1a90_4056_9d34_1a466ca6d954"
      unitRef="USD">353713724</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000089966Member"
      decimals="INF"
      id="h_540_1648d29f_1972_4077_a253_db4759c9e325"
      unitRef="Holding">33</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000089966Member"
      decimals="4"
      id="h_541_2cd1774e_57e0_405f_b7ea_aeb720269265"
      unitRef="pure">0.07</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089966Member"
      id="t_240_ca9965f4_07df_4d11_8375_bbf6cfe68650"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;92.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_542_a749e184_43fc_4715_b2dd_26b85d25b404"
      unitRef="pure">0.927</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_543_db52b2eb_3eb8_425d_86e2_2b042002bbee"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_544_a334dc46_7193_4e32_8e5f_7aa6d414c07c"
      unitRef="pure">0.039</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_545_ab30af5a_a827_4962_9416_7dee108263d4"
      unitRef="pure">-0.091</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000089966Member"
      id="t_244_ecbd1d09_9bcd_cce4_4cd8_1a2ba0f109d0">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;11.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_546_5de5c1c4_e6fd_4c4c_a3e1_625ef1b9ae65"
      unitRef="pure">0.506</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_547_749cb003_8515_4db9_97e4_4493989bfc01"
      unitRef="pure">0.150</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_548_28ceeec1_212a_4083_ade5_abcdb2ae5d92"
      unitRef="pure">0.111</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_549_60eb1917_28b5_4dc8_b298_2050b5260f50"
      unitRef="pure">0.067</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_550_50a8ec96_a0f4_47c7_b3ba_30a7338b608e"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_551_e04cd517_01b9_4fde_8740_323f22b0fe1d"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_552_94b26fbc_2586_4cb3_b317_03a6f48cf3d7"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_553_a50da154_fd5e_4eb5_a304_cf155c092f1f"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_554_f1ea3bba_4db0_474a_af2a_a7e6052bb92b"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000089966Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_555_2f340f06_0997_4c69_a104_2617bc8d639e"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000187070Member"
      id="t_249_72533ac4_bd24_adb7_6a74_a563e6edbbf7">BlackRock LifePath&#xae; Dynamic 2060 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000187070Member"
      id="t_250_68186cbe_b58d_d2cc_764a_563642b47ce3">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000187070Member"
      id="t_251_89534667_365f_7988_8758_2b021be23473">LPDIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000187070Member"
      id="t_241_23b82353_4499_4eeb_8549_283cd7f4fec0">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2060 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000187070Member"
      id="t_242_5b63a46e_ec39_4a79_ab92_84cb21864c85">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000187070Member"
      id="t_243_d0af71b4_d361_408b_814a_ed4e9fed0980">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000187070Member"
      id="t_244_f1b3b85a_6438_4442_8954_794d9110c397">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000187070Member"
      id="t_245_66f4740e_7b6b_4b68_a67e_abc36e5d82b6">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000187070Member"
      id="t_246_d81b50ac_a308_423e_b9fe_8e01f171319a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;27&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000187070Member"
      decimals="INF"
      id="h_556_5e23c60c_7efc_46f8_a9b7_4da41f1b45e6"
      unitRef="USD">27</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000187070Member"
      decimals="4"
      id="h_557_befca348_bac9_41ae_8a77_fb03a41f2bc3"
      unitRef="pure">0.0052</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000187070Member"
      id="t_247_f033d4ac_fae9_4f79_bf1f_27734b24909a"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;186,481,801&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000187070Member"
      decimals="INF"
      id="h_558_efdf0950_1ef5_4608_a806_0ff28b0ed24d"
      unitRef="USD">186481801</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000187070Member"
      decimals="INF"
      id="h_559_4a353596_8e3b_4c5f_88ef_93d27c9db7a4"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000187070Member"
      decimals="4"
      id="h_560_66c93fb6_a204_4018_91dc_5937e1f524f3"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187070Member"
      id="t_248_c620e75d_992a_4094_9b86_6a8a6c82cee1"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;94.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_561_fd18aded_49c6_4401_b388_af9db39f5721"
      unitRef="pure">0.941</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_562_94423a3d_ee36_4bd5_a040_7c56dd214581"
      unitRef="pure">0.141</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_563_ad6c8dcf_78fa_4949_a560_cb230fce89fd"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_564_347eed31_24cf_49c8_b58d_bd7af13be638"
      unitRef="pure">-0.098</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187070Member"
      id="t_252_5b237b7d_ed3d_9125_86b8_6a0aa0bcd479">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_565_58bcbea0_62a8_4467_9988_9986d7ed6617"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_566_c7e57ff0_db0a_4f3e_9292_67e2fdd0d1eb"
      unitRef="pure">0.151</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_567_66f66e93_97b7_488f_a949_e9e77c504bfe"
      unitRef="pure">0.109</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_568_c58c485f_78e1_452d_8660_ee7bfb246fa3"
      unitRef="pure">0.071</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_569_7bbe971e_6d6b_4003_99c5_cb1f1f50d0bd"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_570_52cfe945_d261_4586_9d9e_cb864b4195b1"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_571_5303084f_e6e3_424c_a6a3_2391f5bfd4ff"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_572_9b0358cf_d624_403a_999c_a994a1c2b56b"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_573_db12ff6a_2cb2_45e1_8192_8fe1cf6d5e81"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187070Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_574_4d27c1dc_e337_4362_8156_17da1b2be941"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000187068Member"
      id="t_257_dc5f8f4e_8ea0_243e_6690_6a26f7ce0d69">BlackRock LifePath&#xae; Dynamic 2060 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000187068Member"
      id="t_258_b2c5e61c_6b59_a06c_ff74_87d1d2be9d33">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000187068Member"
      id="t_259_51414fe8_5809_71f9_1e13_a5bc832e1e0a">LPDAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000187068Member"
      id="t_249_26bcb99c_11f2_4e5d_97e6_8533f57ddae2">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2060 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000187068Member"
      id="t_250_20cc45c2_a7dd_41ab_b737_27a4a885a73b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000187068Member"
      id="t_251_81ad9dff_9c2b_4c3f_943f_74fc9b01dd92">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000187068Member"
      id="t_252_4784f2ed_1d0f_471d_a8c2_af9c8c980593">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000187068Member"
      id="t_253_48be1d11_79c0_42a9_b2b5_5f4bb278b5d9">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000187068Member"
      id="t_254_69935db7_17f8_4a8c_9019_e94f3e852f86"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;41&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.77&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000187068Member"
      decimals="INF"
      id="h_575_9f79e6a5_f237_461b_bb93_edf03c8cbe1b"
      unitRef="USD">41</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000187068Member"
      decimals="4"
      id="h_576_3ec82b5f_16c1_441e_87cb_6421a37e0169"
      unitRef="pure">0.0077</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000187068Member"
      id="t_255_fa0f6df9_7a44_4afe_a54d_54aaf5037fe0"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;186,481,801&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000187068Member"
      decimals="INF"
      id="h_577_475d55e5_7c22_4817_a896_6b491c74e231"
      unitRef="USD">186481801</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000187068Member"
      decimals="INF"
      id="h_578_9404498c_c111_47b0_85a1_77ec031e2ef8"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000187068Member"
      decimals="4"
      id="h_579_ee54433b_6acd_4ba7_a6b8_ca724b09971a"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187068Member"
      id="t_256_43f23f68_cd5c_43ff_accb_bc1c54c2040c"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;94.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_580_7312af41_5ec5_451a_a23c_ae4d30ddfe0e"
      unitRef="pure">0.941</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_581_b8ff8feb_c63c_4b23_9f26_ca3625499388"
      unitRef="pure">0.141</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_582_23423436_014f_47bf_a85f_4a3a913d54be"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_583_eaf52364_9e6e_4080_a2b2_e1ae581e4a7a"
      unitRef="pure">-0.098</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187068Member"
      id="t_260_52ff0626_eba4_31d4_98fb_579a84033381">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_584_5b302d3b_6383_4939_96a7_63d4fddbe3ee"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_585_b2227d74_b7b6_49ee_ac9d_7eb816101aa5"
      unitRef="pure">0.151</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_586_a622d14d_cac9_4d50_9200_147fb6303371"
      unitRef="pure">0.109</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_587_736416e4_85ae_46c0_9bd1_097f258b5f0a"
      unitRef="pure">0.071</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_588_3e783a28_5ffa_4c55_a1ad_db3876379a0b"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_589_94ac7e82_efd5_4957_9551_1975ee3986c3"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_590_0760bd17_8ca2_4863_86ab_800e9b0427ca"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_591_7d6ea50d_2b20_4dd3_8cd4_89a46397cf93"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_592_acd435f1_eef8_4e3c_9a62_bee8a020a93b"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187068Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_593_1a8673e6_d7aa_428e_af45_e57288dfa375"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000187069Member"
      id="t_265_2ca2a0d8_92d0_e1dd_aac1_bf34257b7ca3">BlackRock LifePath&#xae; Dynamic 2060 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000187069Member"
      id="t_266_3ba70d96_14b1_52f9_63db_62e36546b73e">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000187069Member"
      id="t_267_b9b37c19_0076_ebea_5118_7bed89f2c74b">LPDCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000187069Member"
      id="t_257_c17c43ad_1b0d_47d8_9392_abcdfbda9c0c">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2060 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000187069Member"
      id="t_258_d8c98861_f4df_4543_a8f4_3d22e75ee5cc">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000187069Member"
      id="t_259_ebc138f9_3865_491f_b977_9c35079455e3">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000187069Member"
      id="t_260_66fd1019_b6c8_40e4_a1dc_a25af64eb6ab">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000187069Member"
      id="t_261_d73b7e90_335a_42d0_960b_4f5f97d62d4e">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000187069Member"
      id="t_262_620bea87_f10e_4cbf_9f6e_29b60d7edfee"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;80&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000187069Member"
      decimals="INF"
      id="h_594_f94907e7_76b7_4026_86bd_dbeef138dcb0"
      unitRef="USD">80</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000187069Member"
      decimals="4"
      id="h_595_863468c9_a18a_4a80_8288_96e0b3a16257"
      unitRef="pure">0.0152</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000187069Member"
      id="t_263_aa4985d6_d90b_41ec_85f6_5229986328e7"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;186,481,801&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000187069Member"
      decimals="INF"
      id="h_596_1054adad_6631_4dbb_8087_bda5c027924b"
      unitRef="USD">186481801</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000187069Member"
      decimals="INF"
      id="h_597_62812700_1f85_43f2_b1cf_151eb88657d0"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000187069Member"
      decimals="4"
      id="h_598_0dbb0e2d_3a8f_4abe_9ce4_797389180632"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187069Member"
      id="t_268_fedb1bb1_a30c_c793_d18d_dd2c2f69eb44"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;94.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_599_78e43d78_f7d4_4eef_9823_c28342544954"
      unitRef="pure">0.941</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_600_daec36d5_a10b_4a5b_9b30_269572645081"
      unitRef="pure">0.141</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_601_7338e7de_5228_43be_b86b_060094b4530e"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_602_e2abc2fe_d5b8_408a_986c_15a5f9924edc"
      unitRef="pure">-0.098</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187069Member"
      id="t_269_9a689a41_bbac_e3a7_f06d_c33315f00db2"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_603_0de70381_8ba2_4e7e_872e_31a4476e02b0"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_604_75454298_9863_4360_8856_58892945f763"
      unitRef="pure">0.151</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_605_580ab56a_2eed_48b5_99e8_44f5a9186e2e"
      unitRef="pure">0.109</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_606_c387d41d_2b6f_46bc_a555_be3f53bd97d4"
      unitRef="pure">0.071</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_607_519f74bf_717c_4498_b3b5_9f8d0ca67047"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_608_9b9aade0_dc66_478f_b35b_ab6d45614ca8"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_609_369075cc_9f91_4fae_aed0_da66e5d7ced0"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_610_ff62a10c_056e_4ac7_82b3_66d0921cb833"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_611_517cc4e4_57f6_42b6_a830_190cce8fcf0c"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187069Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_612_8d6e9c2e_f987_453c_b919_08b80eba8973"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000187072Member"
      id="t_273_f9ae2bc0_5bbd_1483_c9a1_7fe9be7c81ee">BlackRock LifePath&#xae; Dynamic 2060 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000187072Member"
      id="t_274_abe9e316_9c12_7511_84e6_aa8a080c38ad">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000187072Member"
      id="t_275_b1b0209d_a930_7a21_4481_5c60f5409425">LPDKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000187072Member"
      id="t_265_30de4361_9d86_46e9_ae4f_ba3b87f8e579">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2060 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000187072Member"
      id="t_266_fcf99964_8b77_4b16_a187_1082d8a7567b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000187072Member"
      id="t_267_3e384c7d_d3b8_48f2_b0d6_81a29b1c247f">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000187072Member"
      id="t_268_82aa0f4f_386f_4608_8818_e568a8ee00c1">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000187072Member"
      id="t_269_22ee0d43_725c_4705_9948_8827f262d5e5">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000187072Member"
      id="t_270_c2ce75b7_e828_44d6_8e79_0a0fe646f4a4"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.27&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000187072Member"
      decimals="INF"
      id="h_613_d9e5f8fb_7200_40c1_94eb_6656781bfc90"
      unitRef="USD">14</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000187072Member"
      decimals="4"
      id="h_614_de5f55c2_8bd2_4c31_8621_829a011bf33a"
      unitRef="pure">0.0027</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000187072Member"
      id="t_271_68e026e8_d318_4b4e_8391_6369b7d8a514"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;186,481,801&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000187072Member"
      decimals="INF"
      id="h_615_c686fe78_765b_42df_9a50_f53238f19922"
      unitRef="USD">186481801</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000187072Member"
      decimals="INF"
      id="h_616_545ce415_2636_43dd_9cba_4a369feeafc9"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000187072Member"
      decimals="4"
      id="h_617_53c9a389_989f_49a1_95f0_2f1f37b6f413"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187072Member"
      id="t_272_a5978b2d_7e44_4269_9f01_39fb67d19756"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;94.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_618_e531a62c_01d0_49c9_8673_18a9c4a875ac"
      unitRef="pure">0.941</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_619_a2236c20_089f_4f75_97c4_35661979c8a6"
      unitRef="pure">0.141</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_620_40b8edec_0a52_4589_be60_f05d63fc72fd"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_621_368548a5_321f_4e43_aa4a_92e046fa9e1b"
      unitRef="pure">-0.098</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187072Member"
      id="t_276_57a9c843_da3e_2c4e_f454_e0b5471d8baa"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_622_5a551db7_0d61_49f2_9d72_805e7c54405c"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_623_823b5108_7b00_4a17_a5f5_512b8ceff864"
      unitRef="pure">0.151</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_624_7d271c55_e2b3_4afa_af15_6ea52e7c1114"
      unitRef="pure">0.109</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_625_99814fe4_fa3f_4e2c_9df1_c5030c34f363"
      unitRef="pure">0.071</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_626_06fff7fc_6abe_4343_8c6a_3ea296100bd2"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_627_bcaa8800_4de8_4f55_9739_8d55708e6b90"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_628_f0520fe1_8c0b_4af4_9ef0_9f1a743d1c27"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_629_db1653f1_989b_4f2c_82c7_564506e6fffe"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_630_9017e673_a138_4be4_b199_ee4fe586b8dd"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187072Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_631_b30d4447_8bc0_417f_bdd1_fb160254a810"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000187071Member"
      id="t_281_7764a4e3_8ed4_3bc2_8135_81bb2ecc80b9">BlackRock LifePath&#xae; Dynamic 2060 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000187071Member"
      id="t_282_7a501c29_427e_bf20_0bf4_5271767f2998">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000187071Member"
      id="t_283_6e712900_1c3d_0a68_bce6_eb403f928b59">LPDRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000187071Member"
      id="t_273_9c4ca4ca_5859_4cad_8055_fefd2a99e30b">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2060 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000187071Member"
      id="t_274_28fa1b82_8dd0_499f_9de6_b33d5c01256e">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000187071Member"
      id="t_275_f17ad745_0b7d_46a4_89ef_ff5494ef5263">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000187071Member"
      id="t_276_69461b0c_2153_496d_a3c4_4cd27d42f860">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000187071Member"
      id="t_277_92a42004_948f_4e3d_bd15_4aaf9e62c3d6">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000187071Member"
      id="t_278_eb79d130_0578_4c20_baba_525bf86c8a6d"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;51&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.97&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000187071Member"
      decimals="INF"
      id="h_632_d782afb7_2645_48a7_9af4_7753147bbde4"
      unitRef="USD">51</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000187071Member"
      decimals="4"
      id="h_633_2c77960b_eb55_4237_81f7_5943807e0e99"
      unitRef="pure">0.0097</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000187071Member"
      id="t_279_2d6ee5de_659b_4a0c_9d9b_ceba5781982f"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;186,481,801&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;4&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000187071Member"
      decimals="INF"
      id="h_634_1c6b66d9_47ce_45ad_95f7_0df2b95aec17"
      unitRef="USD">186481801</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000187071Member"
      decimals="INF"
      id="h_635_1f6b6acf_7609_4cfb_a4ee_3f1d9aab8890"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000187071Member"
      decimals="4"
      id="h_636_02f400a5_65de_45e3_9b7c_4364d1ffbc36"
      unitRef="pure">0.04</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187071Member"
      id="t_284_dc1632fe_5d1e_b1a2_abbc_664533c09389">&lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;&lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;94.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(9.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_637_128400c9_27b1_46d7_9b71_77cfeb2c591f"
      unitRef="pure">0.941</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_638_241e7bd1_3bee_429b_b769_5c361d854bc4"
      unitRef="pure">0.141</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_639_0db4d717_4b6a_4b00_8c99_ede2d727c389"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_640_92ed8d68_c9a1_433b_aad7_add4b2c01d01"
      unitRef="pure">-0.098</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000187071Member"
      id="t_285_9095215d_f31e_6bfc_bc02_8ec4914f3520">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;15.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_641_53951dd5_02ae_437c_ae6e_dd0263615af0"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_642_37ab70b6_5d43_486b_b3c2_f46431e2ad5d"
      unitRef="pure">0.151</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_643_d431d85d_194d_499b_a90b_6d97194c8ed4"
      unitRef="pure">0.109</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_644_b40609ec_7880_4b57_929a_601b87b07979"
      unitRef="pure">0.071</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_645_85a7ba6c_ec42_42d3_a7f6_082829c4c84c"
      unitRef="pure">0.048</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_646_9e049964_7cfc_4a1b_bf12_50f231ded7bc"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_647_8b7cff84_9dfe_4e21_a6a5_e2398a313a76"
      unitRef="pure">0.020</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_648_c545c38c_e73b_485b_a559_75b507557094"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_649_a53839a9_161c_4d80_8388_df50c0ea6a59"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000187071Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_650_b44fc995_b599_4be7_86ad_20a2eb676214"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000213846Member"
      id="t_289_bf962e23_98ab_cc2a_b17f_a6fea665d4cd">BlackRock LifePath&#xae; Dynamic 2065 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000213846Member"
      id="t_290_a91664e0_a04f_be9b_9d46_0a2a534bb876">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000213846Member"
      id="t_291_548f90fb_b75d_c454_348e_e112a14084d7">LPWIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000213846Member"
      id="t_281_74f48d56_52e5_4546_9fb1_1390fa1b34ae">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2065 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000213846Member"
      id="t_282_bb2e6844_603f_4747_af21_5581a442118b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000213846Member"
      id="t_283_5c6a5e3a_ea26_41d5_bd96_24aa9542a687">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000213846Member"
      id="t_284_ba5baf4d_0c9c_4f3c_84a7_9bd09a64ada3">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000213846Member"
      id="t_285_4be972ef_1d5f_41fe_8376_8293f7710805">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000213846Member"
      id="t_286_e981ea5a_9d0a_4205_9b00_a3e51be9d10c"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;27&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000213846Member"
      decimals="INF"
      id="h_651_c540b5bf_888b_475f_87c7_7c79868e4146"
      unitRef="USD">27</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000213846Member"
      decimals="4"
      id="h_652_d184e858_7219_43dc_b3b7_e8a1074274ee"
      unitRef="pure">0.0052</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000213846Member"
      id="t_287_8a4c5989_7b43_47a8_b443_04808f212da5"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;104,886,336&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000213846Member"
      decimals="INF"
      id="h_653_91ececaf_b774_45b0_9220_435893b3b5d9"
      unitRef="USD">104886336</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000213846Member"
      decimals="INF"
      id="h_654_90e970c2_f7b8_4e7f_ac7b_56c35a0bf405"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000213846Member"
      decimals="4"
      id="h_655_6f1881b5_03c6_49f1_9c36_e9e51c790346"
      unitRef="pure">0.01</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213846Member"
      id="t_292_a4e2019a_a7ac_9b18_f0fa_fcdf7c45c242">&lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;&lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;93.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;16.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_656_e62483a2_817d_44af_a8d8_8e009178275b"
      unitRef="pure">0.930</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_657_b9ce80e1_f947_4c73_88e6_75a648b55ab6"
      unitRef="pure">0.162</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_658_c5f5cf6d_489b_48ed_bef1_b289a4078fa5"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_659_020992d3_a309_4b54_9f6f_392501926439"
      unitRef="pure">-0.108</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213846Member"
      id="t_293_84c884ad_589a_b251_3d48_f9decc8ef987">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_660_30fe249a_7f03_43c8_9cb7_57ec9cde3c76"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_661_dea240b3_20bc_4944_a7e8_3a59ff0f2d24"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_662_a92f2e5a_62b1_4b0d_9bde_bdfd83b03154"
      unitRef="pure">0.107</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_663_d8cd29d5_392c_4bc5_bef3_4b573bfdb5af"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_664_a9917ab6_59b3_4196_804a_6c905626bb84"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_665_cc9b62f6_8d39_4d4a_931b_20baad1e9cc2"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_666_69a54925_e23f_46e8_b3fe_75372ef54342"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_667_609c8e87_a62c_4b3b_a3c6_c4db9e46dca3"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_668_185865fa_a6d7_4a4f_ac40_4e67bdae7c2e"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213846Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_669_ff934f16_18ea_4315_aa0d_695c35416dbf"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000213845Member"
      id="t_297_00e1e441_4343_9215_cde7_7e455edeb692">BlackRock LifePath&#xae; Dynamic 2065 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000213845Member"
      id="t_298_51117868_f35e_79c5_6d18_6a3ca10de8e9">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000213845Member"
      id="t_299_9e9c4d03_e6a8_638b_44ce_73ccf0252557">LPWAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000213845Member"
      id="t_289_7367b6a0_e54b_43f5_946c_50524391558b">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2065 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000213845Member"
      id="t_290_ab8bc77a_075b_4805_bdc9_c24f5f08a044">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000213845Member"
      id="t_291_a7161a3e_3e36_46fa_bd75_8fdcaa3747cc">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000213845Member"
      id="t_292_9f100a97_e932_4ab7_b645_2ab24352fc38">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000213845Member"
      id="t_293_ce5baf10_d45c_4d22_806c_3e8db2cd62f6">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000213845Member"
      id="t_294_687e29bf_c328_4f6c_a85f_967982285f6a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;41&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.77&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000213845Member"
      decimals="INF"
      id="h_670_3fc47f48_0422_42a2_885d_9018192f2c5d"
      unitRef="USD">41</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000213845Member"
      decimals="4"
      id="h_671_006022b7_c7f6_4304_aa6d_43edb6067dcc"
      unitRef="pure">0.0077</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000213845Member"
      id="t_295_07fd6481_74ac_4bed_8802_c7e5d31de25a"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;104,886,336&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000213845Member"
      decimals="INF"
      id="h_672_d5be0c97_2ba6_4cf2_957e_89db6348c68d"
      unitRef="USD">104886336</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000213845Member"
      decimals="INF"
      id="h_673_2ab50845_7c39_4b9b_9567_953af0377fca"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000213845Member"
      decimals="4"
      id="h_674_a3e8d4a5_a8dc_4930_af45_410ad6e22514"
      unitRef="pure">0.01</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213845Member"
      id="t_296_e5ece233_13db_48b1_819b_8089b9f4d094"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;93.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;16.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_675_ca21e379_3e63_4582_9548_dadb0c5726be"
      unitRef="pure">0.930</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_676_594fa910_804c_49c1_b0c9_4f980e1ceb18"
      unitRef="pure">0.162</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_677_6e79cb62_a911_40fa_96ca_57a77b133bf2"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_678_69c9e35a_2bea_4bab_9d93_b3a5d58107ce"
      unitRef="pure">-0.108</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213845Member"
      id="t_300_9e23a44b_7f3c_137b_1f4d_4ad52b0e4f16">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_679_5510f2fd_5a75_4466_8998_3bb62d4275a0"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_680_6f4444a4_ef03_4d4d_ae65_ead1262fa9f7"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_681_c3111848_77c1_47d9_b40b_094504b621bc"
      unitRef="pure">0.107</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_682_7f69d226_5115_4003_a13f_5d3c4cba279c"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_683_5ad4acb7_d1d7_4a53_98ed_71c0827149dc"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_684_db807037_5fd5_47f5_9e30_af9ad73fea6d"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_685_8f485228_4a41_4c48_b06e_5108d0dc8dd6"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_686_aea1efad_557d_4398_87e3_3258db5730eb"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_687_aefb8ce5_b9a6_485c_92fb_fdd9d951ce26"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213845Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_688_14468a44_a963_427d_97d6_92724a15920a"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000213843Member"
      id="t_305_fb4903c1_8a7d_59ee_96a3_383b09bf6790">BlackRock LifePath&#xae; Dynamic 2065 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000213843Member"
      id="t_306_7de7e771_ad40_35d4_f613_7545bfbf93fc">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000213843Member"
      id="t_307_27feca88_ef17_5c54_c47a_9ad9401d0ea9">LPWCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000213843Member"
      id="t_297_24ba81b8_24c5_478a_9b93_1466e612e486">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2065 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000213843Member"
      id="t_298_b0d12af2_57b7_4a40_9766_fe75f012f5ca">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000213843Member"
      id="t_299_e8affb61_01d2_4aba_9c4e_4164a5ef32af">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000213843Member"
      id="t_300_62341a9a_176d_4b29_9b38_b8837c2af64d">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000213843Member"
      id="t_301_0c0f1357_4ed4_4ae3_a8e4_eecc91546add">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000213843Member"
      id="t_302_d639f2c3_e177_4c93_8830_da887a39de05"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;80&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000213843Member"
      decimals="INF"
      id="h_689_364d9882_ddb6_457d_b03d_8d70436e7ba6"
      unitRef="USD">80</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000213843Member"
      decimals="4"
      id="h_690_115ae1cc_cc78_4a01_acf3_72df1d482e7d"
      unitRef="pure">0.0152</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000213843Member"
      id="t_303_6f5c3345_41b0_40f5_9025_33b9eb9f004d"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;104,886,336&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000213843Member"
      decimals="INF"
      id="h_691_c7605be3_ee46_461d_8b0f_30061d911283"
      unitRef="USD">104886336</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000213843Member"
      decimals="INF"
      id="h_692_0311f67c_1c89_4527_a153_e83cf1dca270"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000213843Member"
      decimals="4"
      id="h_693_e8602055_ecc1_4fe1_af34_3d05ea3b9149"
      unitRef="pure">0.01</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213843Member"
      id="t_304_224bc9bc_bb4b_4e79_8265_2cda01e5155e"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;93.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;16.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_694_c7077bbc_591f_41a0_96d8_7bdcfcc9c0f4"
      unitRef="pure">0.930</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_695_dbb7844f_8c36_4a16_bbd4_110077008518"
      unitRef="pure">0.162</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_696_89da8cee_7ad6_4668_9583_6c5bb3b2f5db"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_697_73027756_4b30_4df4_8df4_40988f59abc3"
      unitRef="pure">-0.108</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213843Member"
      id="t_308_5b0ca28b_2d84_9229_b431_5156e71b9f4e">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_698_11d6282b_79f7_46e3_989d_4abc5aba611f"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_699_95cd4e1f_8e5b_4c3e_b86a_efb4a79d20f3"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_700_1fc8f98d_6ec6_45f6_8566_b4d51908f8f2"
      unitRef="pure">0.107</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_701_43cec216_a9d8_44fa_a698_68042b610237"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_702_f0f5867f_a3da_40e5_97ed_23f9473cb34e"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_703_ec520e0d_0973_4f57_b51d_a9e13724a950"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_704_860bf4ed_5ade_469b_a025_c42f611dbbbf"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_705_84fd82a1_1bce_44f0_bc96_7f783e0411f9"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_706_8369bcdd_aac9_4a4e_aa46_88715d313a9c"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213843Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_707_4e0c235b_cb4d_44a3_a209_3469e490327c"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000213844Member"
      id="t_313_b3c6707a_85f1_2e5a_fe21_e0322203b059">BlackRock LifePath&#xae; Dynamic 2065 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000213844Member"
      id="t_314_a29a4853_3057_4e4c_83c4_3a1fe1cd1905">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000213844Member"
      id="t_315_ebe0bda4_ba7b_b050_4d3f_e669fd824bf1">LPWKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000213844Member"
      id="t_305_9660674d_4081_40b7_8865_7c23b1a29244">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2065 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000213844Member"
      id="t_306_7851fd21_360b_4811_904e_4cee3b5b4e84">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000213844Member"
      id="t_307_26bef229_cd56_4ecb_bace_dec8fa310704">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000213844Member"
      id="t_308_13cf3bfb_9c4b_45a0_a56e_6df03a5624f0">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000213844Member"
      id="t_309_9579ab5c_cd1d_4b54_9d81_750e876ced64">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000213844Member"
      id="t_310_f4b58a1b_658f_4069_8f4f_1c8e393c6107"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.27&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000213844Member"
      decimals="INF"
      id="h_708_fb4231e0_9e27_48c5_b28a_6762ccdd1ff9"
      unitRef="USD">14</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000213844Member"
      decimals="4"
      id="h_709_397a256c_2b6c_4a2c_b5b6_643a5874d3dc"
      unitRef="pure">0.0027</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000213844Member"
      id="t_311_0d5f7fb4_379d_4e1b_936f_8bcbadbcdaec"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;104,886,336&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000213844Member"
      decimals="INF"
      id="h_710_6dafe71d_0025_42af_9020_840d4e87d9bd"
      unitRef="USD">104886336</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000213844Member"
      decimals="INF"
      id="h_711_d2ae4901_2176_4e7b_bfa5_d64cd79da766"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000213844Member"
      decimals="4"
      id="h_712_83add438_7e7c_4175_b0db_8d0fef1f0cbf"
      unitRef="pure">0.01</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213844Member"
      id="t_312_f8a72a1a_1ab2_48c4_8cc6_07b1a327b282"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;93.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;16.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_713_dd3b0301_b13d_4ddd_84fa_bdab95e33d4e"
      unitRef="pure">0.930</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_714_cde530b3_d1ed_4064_a77f_22b7dd199004"
      unitRef="pure">0.162</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_715_003e6613_a8d9_4930_877e_ac838e64daf3"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_716_ccc0fdf6_f6ae_47ce_a0ce_11f70f0dae12"
      unitRef="pure">-0.108</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213844Member"
      id="t_316_9a02be59_84fc_3f7a_e927_d36f17ce9ecc">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_717_6b851ad2_f1f9_476d_afb0_c36a5dcdc4b1"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_718_33533591_aa41_4373_87c3_901c4d0ae875"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_719_6901c821_c165_46b8_89a2_f8dd50cfe69b"
      unitRef="pure">0.107</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_720_713e0bcc_7e55_4fce_baf4_fdc8f74c2a9a"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_721_1c8b4db6_ca70_4f06_b8ea_473e41236b71"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_722_7771508b_c71b_475c_a417_6a1815ab6270"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_723_587dc02e_dc17_45e4_8ed4_99773c3ad33a"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_724_7200ed0e_c23b_4197_a68e_273abbd9a838"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_725_99d1d4d2_3f0f_45e1_b3b1_ede36242c5ca"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213844Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_726_5b0f7938_3c65_494e_97ce_d07b1a5f8566"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000213847Member"
      id="t_321_bdbf9e1f_dca0_4ff8_7b4a_44d63cbc5312">BlackRock LifePath&#xae; Dynamic 2065 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000213847Member"
      id="t_322_1a3f597a_f171_51f9_72a5_096191c9250f">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000213847Member"
      id="t_323_4e35c55b_8a3e_5097_cab3_ffcabaf78398">LPWRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000213847Member"
      id="t_313_bcb3b70b_9ae3_4d33_9fd3_9339259f761a">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2065 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000213847Member"
      id="t_314_ee3f365b_58e6_494b_b960_548c7028131b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000213847Member"
      id="t_315_49eed6d6_9dcf_4d0e_8c84_804c2fbdb508">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000213847Member"
      id="t_316_278c544a_f96a_47d5_b5c7_2e7a30d92d83">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000213847Member"
      id="t_317_cf36839d_1c91_48bd_b707_9fab3c13920c">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000213847Member"
      id="t_318_8ca8561e_0bd5_4cd8_b9a5_527c726fbe27"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;51&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.97&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000213847Member"
      decimals="INF"
      id="h_727_50c6f7d6_0eee_4bb1_8406_fb435575f375"
      unitRef="USD">51</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000213847Member"
      decimals="4"
      id="h_728_48cf86d4_7b43_42b2_bf3c_464ddaeea19b"
      unitRef="pure">0.0097</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000213847Member"
      id="t_319_f16fd24d_18a4_4496_9f65_8a09681a2f38"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;104,886,336&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;31&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;1&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000213847Member"
      decimals="INF"
      id="h_729_52569565_6a7f_4281_a7dd_6c90f7b88bc4"
      unitRef="USD">104886336</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000213847Member"
      decimals="INF"
      id="h_730_a127abda_5a39_44df_8da8_33b722ec5ce5"
      unitRef="Holding">31</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000213847Member"
      decimals="4"
      id="h_731_70e4e0d5_3014_4ab4_bee2_6e382c43784a"
      unitRef="pure">0.01</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213847Member"
      id="t_320_4371e6ed_dba3_4e36_a353_aa1e1885bf0a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;93.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;16.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(10.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_732_5f74d2a0_6323_413b_ac95_96b83031b657"
      unitRef="pure">0.930</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_733_03e8bd77_9fd3_42d0_8c28_dd0cddf13061"
      unitRef="pure">0.162</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_734_37d9ae3f_5001_43c7_9a21_a827c201ee2d"
      unitRef="pure">0.016</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_735_8fab2166_02d1_4bf4_8948_1f2064bb38bf"
      unitRef="pure">-0.108</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000213847Member"
      id="t_324_6ec6ff58_571e_79f8_1141_7a9dd3c02315">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;50.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;14.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;10.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Broad USD Investment Grade Corporate Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_736_3752136d_8375_4630_8766_14d46dea2fe7"
      unitRef="pure">0.505</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_737_e683e949_1568_4117_8aa8_8e095325e1de"
      unitRef="pure">0.148</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_738_dfb24499_a37a_4de7_8ef3_d057df0067c4"
      unitRef="pure">0.107</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_739_2c8ab94a_6e45_47fb_b720_f488d6ed5871"
      unitRef="pure">0.068</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_740_3c9b4788_bcec_4544_8f94_289eded2724a"
      unitRef="pure">0.047</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_741_ec7a81d2_c13e_4231_a5fd_31f8d6101f44"
      unitRef="pure">0.022</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_742_71367a3a_9a89_461b_a215_2967a6baece6"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_743_9ed7c818_e20f_4622_ba5f_05fbc1e5e00d"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_744_f07b463a_1fd4_4e3f_ac93_e925e52cf54b"
      unitRef="pure">0.009</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000213847Member_ISharesBroadUSDInvestmentGradeCorporateBondETFMember"
      decimals="4"
      id="h_745_674860b3_4d61_41fe_86e6_f90e816b2035"
      unitRef="pure">0.007</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000251825Member"
      id="t_329_49ef4256_15cb_4380_5833_5453c938662b">BlackRock LifePath&#xae; Dynamic 2070 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000251825Member"
      id="t_330_e72b6349_36aa_5205_35f2_66ccd6f70850">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000251825Member"
      id="t_331_35cfd3d2_896e_b1be_923c_45bdf1ae153f">LPYIX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000251825Member"
      id="t_321_420c8327_2c19_47fc_b48f_0838ed46a4f5">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2070 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000251825Member"
      id="t_322_41a8a638_a77f_4012_b456_e133ba1d3300">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000251825Member"
      id="t_323_43dabb4e_7f7e_46fd_869d_bd6a034fa7a3">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000251825Member"
      id="t_324_a923368b_65ad_4b2d_8b24_82cfb0e7650e">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000251825Member"
      id="t_325_0f1f6864_e6d4_49f5_92d7_e7bc07c6709b">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000251825Member"
      id="t_326_1b1cd1d3_234a_4603_a4e7_1d3f687c0042"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;27&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.51&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000251825Member"
      decimals="INF"
      id="h_746_976ba94e_3d11_4e40_9967_a3322f980a7a"
      unitRef="USD">27</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000251825Member"
      decimals="4"
      id="h_747_6f0af7f7_c265_4bdb_a829_1541c06b7d32"
      unitRef="pure">0.0051</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000251825Member"
      id="t_327_559f5f4d_95f9_4424_a4b6_0e7221fbb940"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8,053,094&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;28&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;12&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000251825Member"
      decimals="INF"
      id="h_748_9adc7c24_9c51_42a6_a398_02303d5574d3"
      unitRef="USD">8053094</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000251825Member"
      decimals="INF"
      id="h_749_f9f1619e_3855_405b_add8_bd4e20c9cd74"
      unitRef="Holding">28</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000251825Member"
      decimals="4"
      id="h_750_c62c8c70_f16b_4bdb_a124_c354cf4cb835"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251825Member"
      id="t_328_1d65078d_62aa_4a82_aab4_c35ef584fe8a"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;91.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(5.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_751_3ef90292_22c8_4f7e_966c_a14885d80639"
      unitRef="pure">0.913</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_752_ccaa6fef_1856_4d4c_9855_03ab04318bb1"
      unitRef="pure">0.132</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_753_bed1294b_d7da_4daf_9c68_f6274cccf1f7"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_754_14822308_da2a_4052_ae0c_ebb9cf83ff21"
      unitRef="pure">-0.058</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251825Member"
      id="t_332_fe526cad_e646_e9eb_5fba_d32321a257af"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_755_5061e2a6_7514_486d_89ad_148978763807"
      unitRef="pure">0.464</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_756_2a2057df_880b_4c77_8e05_0c71dbfaca4d"
      unitRef="pure">0.139</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_757_bd3eead5_31b6_457d_a5bc_2f9d561de9de"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_758_02dfbdb0_442f_4ac3_b296_aa7ce66e31f8"
      unitRef="pure">0.065</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_759_20af6abc_9335_4617_8bb9_6b642659f153"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_760_4edcc7a5_f960_4bde_8bdc_c9caddc22172"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_ISharesCoreMSCIEAFEETFMember"
      decimals="4"
      id="h_761_ab8e8ce1_389d_40e0_bc98_fa1d2cfab3b7"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_762_65bb9b0a_9f8e_45b3_aef7_4a7d1ef021e5"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_763_1053bba0_3246_479e_8144_65bc380e8a10"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251825Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_764_8e9da888_d37f_4189_8c88_f16278969b68"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000251826Member"
      id="t_341_cd3ac8c9_b8a2_84a9_e2a5_e3631900ee65">BlackRock LifePath&#xae; Dynamic 2070 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000251826Member"
      id="t_342_00165e5d_54f9_8174_5858_d2baa3857883">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000251826Member"
      id="t_343_1a31efaf_4a23_e0dc_5c6b_5a3e870bb4e5">LPYAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000251826Member"
      id="t_329_1c8d17cd_c1b8_4e5f_9bdc_3c0e483f6be1">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2070 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000251826Member"
      id="t_330_bccbf876_e75f_47b2_b2f1_a9683305d1ad">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000251826Member"
      id="t_331_be58be7f_622f_423f_8949_af19326aef9e">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000251826Member"
      id="t_332_067faf7d_9dfc_4626_a944_2641baf081a2">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000251826Member"
      id="t_333_bdf9cb27_e084_4660_a448_c32a72a09fa7">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000251826Member"
      id="t_334_b37b0ea2_65b8_470d_83b0_a75c616de1c0"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;40&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.76&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000251826Member"
      decimals="INF"
      id="h_765_8dcda9c8_73e6_466a_b6d2_cbd4d8552c53"
      unitRef="USD">40</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000251826Member"
      decimals="4"
      id="h_766_56f2d969_65e4_4d29_878f_680e9ed9858d"
      unitRef="pure">0.0076</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000251826Member"
      id="t_335_986f8046_d117_4ebc_bd74_3bca53c51682"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8,053,094&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;28&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;12&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000251826Member"
      decimals="INF"
      id="h_767_4bd6cff1_ea16_4b49_ba72_5527a12ca8d4"
      unitRef="USD">8053094</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000251826Member"
      decimals="INF"
      id="h_768_54d2406b_3a29_44c7_94de_ae1974fbb222"
      unitRef="Holding">28</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000251826Member"
      decimals="4"
      id="h_769_d3e70828_cf31_41bc_a04e_9a418baa5f03"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251826Member"
      id="t_336_ebfe7736_5c28_459a_84ed_ebd8c43facaf"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;91.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(5.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_770_8427ecaf_3f19_44be_8d8d_c0e9f2b62239"
      unitRef="pure">0.913</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_771_e79d0abc_c8d2_4b6f_ab90_3da23ad7ccee"
      unitRef="pure">0.132</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_772_2776fc0d_8101_4865_95e2_78e4d64e6baa"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_773_b447a145_9560_45b2_b913_d9e51415e54f"
      unitRef="pure">-0.058</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251826Member"
      id="t_340_b4b31839_e395_e683_0af9_9391aabef3e6"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_774_865873d5_e815_4093_9077_6545f3ebe8f9"
      unitRef="pure">0.464</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_775_ff412f77_85d2_4fde_9a6e_43e2899002e4"
      unitRef="pure">0.139</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_776_573f0b2d_4a8d_435e_9faa_cb5b2db6461e"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_777_04af0157_0fc3_4878_9d91_c8b8cf39873a"
      unitRef="pure">0.065</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_778_81a1c456_efea_49ea_8ef6_91651cfe0c99"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_779_54b7d182_a7ce_4d32_a658_aaa9ace65344"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_ISharesCoreMSCIEAFEETFMember"
      decimals="4"
      id="h_780_96c1ae11_5c77_4770_933f_e0c71ed78065"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_781_1fa16164_af42_46ae_809f_73d4b98a210f"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_782_4b00c8fa_c1e4_4449_887b_eca4bf3265de"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251826Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_783_a03041ef_8695_4a56_bc49_723b516dcb3c"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000251827Member"
      id="t_345_6c4488ba_fd14_ac08_7ca6_f3c11bb3f8d8">BlackRock LifePath&#xae; Dynamic 2070 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000251827Member"
      id="t_346_4555b417_deb9_7447_2e1d_f6becc069127">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000251827Member"
      id="t_347_c9655222_a82f_a9e9_beda_815d04e61a1c">LPYCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000251827Member"
      id="t_337_6d57f469_0394_471c_b93a_efa252d9a768">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2070 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000251827Member"
      id="t_338_af41484c_d1f0_4f98_bec0_fb56d33f926a">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000251827Member"
      id="t_339_78b34db8_548e_40ee_b903_db5e15d78dd2">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000251827Member"
      id="t_340_2adb6c0d_423e_4cc5_890d_1a52c702ffc3">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000251827Member"
      id="t_341_0fac6966_f05d_49e7_b576_217c62bd99a0">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000251827Member"
      id="t_342_d546b2fc_2f89_4b3b_8ff8_764907489e0b"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;80&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.52&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000251827Member"
      decimals="INF"
      id="h_784_1192c88d_abb8_468a_abe8_af04651ad8cb"
      unitRef="USD">80</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000251827Member"
      decimals="4"
      id="h_785_a8b034b5_9149_4842_9666_cc2a13db64ea"
      unitRef="pure">0.0152</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000251827Member"
      id="t_343_54faf13c_5d8b_4378_b7d3_c3b14078d8c3"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8,053,094&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;28&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;12&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000251827Member"
      decimals="INF"
      id="h_786_f81b4f88_dbcd_43a1_b261_c2341cda74af"
      unitRef="USD">8053094</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000251827Member"
      decimals="INF"
      id="h_787_d243bfc2_32cd_4d18_888b_a830508b4a75"
      unitRef="Holding">28</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000251827Member"
      decimals="4"
      id="h_788_f99c5529_0faf_4449_9c1d_ea4c46e53f61"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251827Member"
      id="t_344_21513d72_40e3_4de6_820d_bd153ef4da88"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;91.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(5.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_789_a6ab07ea_ea98_4323_bebd_100dc552bd25"
      unitRef="pure">0.913</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_790_b1b64dfe_731b_4190_b31a_1c78bb5e5050"
      unitRef="pure">0.132</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_791_80465b7d_1a60_41e8_b9ac_c8f7e70e9701"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_792_20660616_acf6_42bc_aa54_69f3d3cb6efd"
      unitRef="pure">-0.058</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251827Member"
      id="t_348_db8a0ec0_c52e_867d_1440_dafe4ead2050">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_793_6273fd67_db51_4579_8919_0ad7d8180c50"
      unitRef="pure">0.464</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_794_16db8e72_df24_41dd_b099_152ef7089274"
      unitRef="pure">0.139</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_795_7413ec2f_6782_4342_9d6d_2530b0c491b9"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_796_38845db7_b783_4f99_8042_b90a04d4a510"
      unitRef="pure">0.065</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_797_7522e8b5_128a_4b8b_9912_d6514ca7833e"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_798_63f7ede7_fa86_43b2_b8c4_b4c204fe7e75"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_ISharesCoreMSCIEAFEETFMember"
      decimals="4"
      id="h_799_cb25892c_8686_4cd7_a97d_8c1fb9a413fd"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_800_f6ce9a46_2e8d_40f5_b035_036e054fa8f7"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_801_8c1d35dc_7156_4a6a_b118_930bbacec55a"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251827Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_802_4afe9854_7468_40b6_994b_00edc965c206"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000251828Member"
      id="t_353_fe3cc9bb_9dfc_9fd9_5d9a_2f142cdadd46">BlackRock LifePath&#xae; Dynamic 2070 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000251828Member"
      id="t_354_b74ba86e_0d24_ab5c_89af_143fa0c0c51f">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000251828Member"
      id="t_355_aace4b27_cd0a_4f0c_4d59_c465c12e8fd6">LPYKX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000251828Member"
      id="t_345_0580fd30_0619_4186_b474_a101823389b0">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2070 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000251828Member"
      id="t_346_cc8fa4fa_545f_4add_8520_e25abc0ecddd">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000251828Member"
      id="t_347_a0d85211_7e62_4ac5_b4ae_a3fc3abc260a">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000251828Member"
      id="t_348_fe526c88_e024_4fbb_8a92_a31d0806df5c">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000251828Member"
      id="t_349_242b2f97_246f_49f1_a4a9_a2c89261b7d5">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000251828Member"
      id="t_350_7a8b79b2_f077_40fa_b5b5_68f9a1fab890"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.26&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000251828Member"
      decimals="INF"
      id="h_803_b0f5574a_99ae_4623_b5d5_f65f3e21ebc5"
      unitRef="USD">14</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000251828Member"
      decimals="4"
      id="h_804_97e2e6d3_2f70_4d7d_91e6_8aeb6115612c"
      unitRef="pure">0.0026</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000251828Member"
      id="t_351_d7b9ccab_64a8_4f74_ba26_232c21a70494"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8,053,094&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;28&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;12&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000251828Member"
      decimals="INF"
      id="h_805_2ea46df1_0c3b_42a6_a86d_2aa44d419ae8"
      unitRef="USD">8053094</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000251828Member"
      decimals="INF"
      id="h_806_cae21b5d_78fb_46f2_8a4a_4d66f093bb03"
      unitRef="Holding">28</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000251828Member"
      decimals="4"
      id="h_807_7e72118f_8ae7_4a60_9a98_c6bfd0e00bc4"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251828Member"
      id="t_352_dd299d15_0d2b_44ce_ac56_de51285463f1"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;91.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(5.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_808_ea01e0e5_0a65_4a18_9395_5758d980c689"
      unitRef="pure">0.913</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_809_0685dffe_f3b8_4cd4_950b_3715819fa88a"
      unitRef="pure">0.132</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_810_0e431a48_9c15_4af7_8a68_c8fe5ee5aa6d"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_811_6f66b6cf_0f0c_4e32_9b16_d5567650872f"
      unitRef="pure">-0.058</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251828Member"
      id="t_356_2a80afaa_8179_cc91_392e_5a175084782f">
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;(b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_812_44cdced3_cf4c_489e_b0ee_be282fd5aaf8"
      unitRef="pure">0.464</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_813_a1ec81b9_7d85_4c53_a706_93ade3d2cd94"
      unitRef="pure">0.139</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_814_8f5ceaec_1f05_42eb_be66_a4e59da16ac7"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_815_eb9e4ea0_775b_4960_a9b3_4012e6c62fd1"
      unitRef="pure">0.065</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_816_4df6c0e0_99bd_4a6e_bc4b_0b755e3ddfd7"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_817_7806dafb_6e62_49e4_b0a4_d7551fb71464"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_ISharesCoreMSCIEAFEETFMember"
      decimals="4"
      id="h_818_18148bb7_2b39_4058_b32c_6cdd9472015b"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_819_19ad375e_c782_4e71_8e59_2d69eaa08521"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_820_144e64b0_0884_4d7a_aac3_ead49bbd72d4"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251828Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_821_2505ca94_4a47_42aa_afec_849343d70a38"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000251824Member"
      id="t_365_28cad765_62a6_6146_145f_33554804ee75">BlackRock LifePath&#xae; Dynamic 2070 Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000251824Member"
      id="t_366_8f587988_2aaa_3761_1558_de7825a99aea">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000251824Member"
      id="t_367_708c5f25_fbae_67bb_bfe0_a6533b487053">LPYRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000251824Member"
      id="t_353_6ae55dd7_c65c_4a09_b0f1_06fb818516f4">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic 2070 Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000251824Member"
      id="t_354_f04bf729_5685_459c_897c_83acb7c3b79a">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000251824Member"
      id="t_355_02f9a307_7b3a_409e_a458_08f5ed285ced">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000251824Member"
      id="t_356_6cd31ba8_ecd0_40bf_bfdc_de14f0226b47">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000251824Member"
      id="t_357_5fbcb894_16c4_4b70_8ca2_7f19f4879b9a">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000251824Member"
      id="t_358_5da00802_2406_4c93_bbcb_0c082deb0256"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;51&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.96&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000251824Member"
      decimals="INF"
      id="h_822_b530a22b_1ada_4c68_b53f_4c2eb22c6afe"
      unitRef="USD">51</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000251824Member"
      decimals="4"
      id="h_823_96a9b493_f54b_4cd1_b900_971ae92252af"
      unitRef="pure">0.0096</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000251824Member"
      id="t_368_752433ea_98bf_eea4_905b_000c7caa4c4b">
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8,053,094&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;28&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;12&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000251824Member"
      decimals="INF"
      id="h_824_d9aff3d0_0269_492a_adfa_f1b45bb83b98"
      unitRef="USD">8053094</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000251824Member"
      decimals="INF"
      id="h_825_57d817db_7fcb_4bd5_976b_d6792435611a"
      unitRef="Holding">28</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000251824Member"
      decimals="4"
      id="h_826_23e0962a_b71b_4f11_95f9_d3d62256f07a"
      unitRef="pure">0.12</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251824Member"
      id="t_360_2c572088_bf61_4015_b897_54c49ebc3de1"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;91.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Liabilities in Excess of Other Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;(5.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span&gt;)&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_827_b4ac1872_dda8_4b54_9ef0_1a4fb3c3bc08"
      unitRef="pure">0.913</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_828_ce545131_891e_45d1_a6f9_52c80cc68896"
      unitRef="pure">0.132</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_829_3b45bf60_f88b_429d_bb16_b8244d4888ed"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_LiabilitiesInExcessOfOtherAssetsMember"
      decimals="4"
      id="h_830_1fb0163c_7978_416a_bb87_a278879cf459"
      unitRef="pure">-0.058</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000251824Member"
      id="t_364_07fc8dab_c012_b8ff_35ec_22a56664ff2d"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;46.4&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;13.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;12.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI International Developed Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;6.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI Canada ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;2.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI EAFE ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.0&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.8&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_831_475f6424_9e0a_4c03_bd13_0c0dafcf600b"
      unitRef="pure">0.464</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_832_ff6b9a74_c07a_4b14_9ff6_99370f9baa2e"
      unitRef="pure">0.139</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_833_e8a0307e_dbbc_4ad4_8efe_8e3462eb2a43"
      unitRef="pure">0.125</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_ISharesCoreMSCIInternationalDevelopedMarketsETFMember"
      decimals="4"
      id="h_834_1ef1e83f_f516_4c6d_852e_02ca3a228d84"
      unitRef="pure">0.065</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_835_48ed8345_012d_4433_94ab_d781b5ccab57"
      unitRef="pure">0.045</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_ISharesMSCICanadaETFMember"
      decimals="4"
      id="h_836_18cb62a5_85ca_4c04_ac71_75df1cf28f66"
      unitRef="pure">0.023</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_ISharesCoreMSCIEAFEETFMember"
      decimals="4"
      id="h_837_42bf0161_c039_4fd3_8db1_b263651bd601"
      unitRef="pure">0.019</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_838_5f9a65a3_ccd0_4e80_ad79_04474b8090d3"
      unitRef="pure">0.015</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_839_f60f6f6c_a486_4b47_84c9_c14c9a9e78c8"
      unitRef="pure">0.010</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000251824Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_840_d4e2324a_881b_47be_8823_6048b790a05f"
      unitRef="pure">0.008</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000012002Member"
      id="t_370_5601c88b_9501_552b_36ca_0ef70c51546f">BlackRock LifePath&#xae; Dynamic Retirement Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000012002Member"
      id="t_371_30ac5a99_60ce_0d47_a0a4_04aef888699f">Institutional Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000012002Member"
      id="t_372_dc94fd7c_2a5c_ba1c_9224_51637a024dca">STLAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000012002Member"
      id="t_361_80fd3a2c_c4ef_4534_af79_f1d53efb8bbc">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic Retirement Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000012002Member"
      id="t_362_c7b2414f_ac28_4b30_8472_620e5ed8935b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000012002Member"
      id="t_363_343e764d_f4a1_451a_92c9_a88ce27ec749">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000012002Member"
      id="t_364_66246f8c_1c04_448b_96ae_de2ef303cc78">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000012002Member"
      id="t_365_121b1cca_342c_4b03_8066_451ce66d8458">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000012002Member"
      id="t_366_929c73f9_e12d_445c_912d_cd9d5b67cf79"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Institutional Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;24&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.48&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000012002Member"
      decimals="INF"
      id="h_841_3594f7bf_b247_48eb_8c0d_832fb3749443"
      unitRef="USD">24</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000012002Member"
      decimals="4"
      id="h_842_d3a5dca3_46d4_4b7e_9dd0_d811d9a26d5d"
      unitRef="pure">0.0048</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000012002Member"
      id="t_367_c709b92d_7adb_43f9_8ede_ae0beb16ee7f"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;480,698,509&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000012002Member"
      decimals="INF"
      id="h_843_a09c441c_5117_40ac_8b77_e790cc0ee01b"
      unitRef="USD">480698509</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000012002Member"
      decimals="INF"
      id="h_844_9aa95671_7ab6_4d41_a4b2_5c1821704a56"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000012002Member"
      decimals="4"
      id="h_845_be964c3c_daa5_46b7_96fe_f685396f7f14"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000012002Member"
      id="t_368_df3a79a1_3209_498a_b289_d40096e2f159"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;51.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;45.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_846_47826ecb_d36b_49a0_8ea5_a33ef8f8e87b"
      unitRef="pure">0.515</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_847_16d5d31f_765d_4843_90cb_dca888cef9f9"
      unitRef="pure">0.452</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_848_0ab66a3e_a239_466f_bd56_286e5f2be404"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_849_262ac1e4_6635_4fdb_be21_fccb204537c1"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000012002Member"
      id="t_369_887f953b_b7b9_faea_8b89_10247d2594e4"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_859_6473eee3_45fb_9aa5_cd94_396eab00bd22"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_850_87057771_91c7_4404_933a_f62f20486cbb"
      unitRef="pure">0.246</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_851_9d57cf77_7afb_4088_9bfc_98edb7f792e0"
      unitRef="pure">0.099</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_852_ccf0309c_171a_4245_9cd8_8e4a8de6f9a8"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_853_d841f370_d224_4891_a487_9e9f99b562bd"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_854_189b6141_bd03_488b_92d4_3c89fba4d75f"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_855_009211b7_e27d_4b15_936a_67b83b4526ca"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_856_9d029e9c_1bb0_44d6_a0d5_bcd099a2b006"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_857_926f6606_3844_457c_b7af_16f885516afb"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012002Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_858_25bc5e2c_c4d4_45dd_97d0_cd08bdd40bd8"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000012001Member"
      id="t_377_fc5d7dec_18e6_cbf8_186a_38cb1e64ba4c">BlackRock LifePath&#xae; Dynamic Retirement Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000012001Member"
      id="t_378_6a01c575_22a8_3eb4_ab51_0de60e02f199">Investor A Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000012001Member"
      id="t_379_210745ef_0cee_3f67_1374_0e0d88c9bf81">LPRAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000012001Member"
      id="t_369_c17ae4e5_8d52_4f4f_b829_0210a2957641">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic Retirement Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000012001Member"
      id="t_370_92dc904d_0166_449d_a13c_d25f5122f53c">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000012001Member"
      id="t_371_569af337_3bac_4402_9a4d_afd255712147">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000012001Member"
      id="t_372_458fc3a7_51bf_4e06_84ab_893f56ca36b9">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000012001Member"
      id="t_373_27193761_0cd5_4f28_bbf0_903ddcfdc960">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000012001Member"
      id="t_374_9dc01ab2_2922_40bc_8efc_91a4f69f7c7f"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor A Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;37&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.73&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000012001Member"
      decimals="INF"
      id="h_859_38e87b13_5112_4d29_b32c_104bf6170679"
      unitRef="USD">37</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000012001Member"
      decimals="4"
      id="h_860_21402486_e95e_4e8b_b442_7a0e25fb76ed"
      unitRef="pure">0.0073</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000012001Member"
      id="t_375_93c2d46b_087a_4db4_b085_df834553a527"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;480,698,509&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000012001Member"
      decimals="INF"
      id="h_861_f6d1575e_5784_4739_acbc_dfc5eff6a9e7"
      unitRef="USD">480698509</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000012001Member"
      decimals="INF"
      id="h_862_de682d95_ecf5_4ab7_8737_2714497ba706"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000012001Member"
      decimals="4"
      id="h_863_8950317a_566e_4350_9101_aa80cbe7289b"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000012001Member"
      id="t_380_7a383861_d4d8_173a_7fa6_f08f3aba6075"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;51.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;45.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_864_ff4589f0_f722_4bc3_87fa_40d2c447676f"
      unitRef="pure">0.515</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_865_003bfa50_9bfa_44a6_8893_9c6f0072b7c8"
      unitRef="pure">0.452</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_866_d8c61271_8814_44d5_9d20_e576cd5025ea"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_867_b619d836_2616_46a1_bd39_713cadf2a0a2"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000012001Member"
      id="t_381_269fc0ba_c807_53ab_dbe7_fc9748904dd3"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_877_88740d55_5bbb_1289_c950_2134a34a3714"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_868_29136ce0_6665_4639_b7bf_0d9bdf0b6510"
      unitRef="pure">0.246</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_869_fcca8af4_23f9_42a1_ba26_14865810c9ec"
      unitRef="pure">0.099</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_870_c272dae1_c070_418f_801c_bafd9f170657"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_871_92094bec_0eb3_4f45_bef8_23f72549bc14"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_872_e53b02da_c254_4b92_bfb9_0f858a9dbaf3"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_873_92f54ec0_4c94_4b1f_bded_fdd6092bbb49"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_874_d196f396_fcd4_4f2d_9274_b95d56697797"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_878_6aa3823e_60e1_f1ea_fbe0_92b53c66f574"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000012001Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_879_e7d494e5_f2ee_e8e0_c81d_485b0d2ff507"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000088841Member"
      id="t_385_4ad4bf26_bae9_d88c_2ccf_ebe394970fe8">BlackRock LifePath&#xae; Dynamic Retirement Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000088841Member"
      id="t_386_081bd9e3_2b72_7d99_8719_f89e666ddf75">Investor C Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000088841Member"
      id="t_387_2259a8a2_de16_6bc5_b2b9_5cfeae172f5b">LPCRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000088841Member"
      id="t_377_d7df6c46_a505_4e02_a6fa_44a8c9e1191e">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic Retirement Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000088841Member"
      id="t_378_3cc9ad6a_7a71_46bc_aabf_9ab8e631be0e">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000088841Member"
      id="t_379_61d57c94_fc2e_43f0_9217_466677bb03db">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000088841Member"
      id="t_380_cf01ad21_e294_4987_9edd_d2a664dc862c">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000088841Member"
      id="t_381_8b863230_7801_40c6_a311_ab0cb01de096">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000088841Member"
      id="t_382_03f4a0aa_e806_4be4_bb6c_e8e93bfd3bd2"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Investor C Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;75&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;1.48&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000088841Member"
      decimals="INF"
      id="h_877_39226caf_4e66_4fe6_af9a_0e25b4026053"
      unitRef="USD">75</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000088841Member"
      decimals="4"
      id="h_878_813ee616_7df8_4270_b5f4_33d3b613634c"
      unitRef="pure">0.0148</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000088841Member"
      id="t_383_41787806_d630_4481_b675_1a9a9148286e"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;480,698,509&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000088841Member"
      decimals="INF"
      id="h_879_131d2510_2fb1_41f0_8f58_b9dd5c97abda"
      unitRef="USD">480698509</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000088841Member"
      decimals="INF"
      id="h_880_0ce1b243_cb1b_4340_8602_a23db0c8d241"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000088841Member"
      decimals="4"
      id="h_881_4fd973eb_1483_4a52_89e3_a6dd3c534af2"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088841Member"
      id="t_388_1c02bf3c_88e8_567b_838d_7fa9e5606b81"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;51.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;45.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_882_7ef6fb67_72fa_4b18_ba4e_68b636a69d01"
      unitRef="pure">0.515</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_883_85940adb_6d2d_4a76_af69_5f38ae1e483d"
      unitRef="pure">0.452</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_884_ce6c27ea_f3ad_43ac_8334_7ae7a0ca8167"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_885_1b7aa1a9_48b8_47c1_83ef_f37c66545b94"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000088841Member"
      id="t_389_6441c1a9_7678_f39d_33ce_a5a1355fb1af"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_895_1051638d_40aa_f0da_ad64_15bacc6ffa09"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_886_e814a803_1954_4d1a_ab05_f4a1c540c1c2"
      unitRef="pure">0.246</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_887_66ae11ae_1e0d_4656_b7c0_ca934f16daf7"
      unitRef="pure">0.099</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_888_70d402bd_57a7_4582_89b5_1faa5cf18bea"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_889_76d13962_8bb0_4a93_9a0f_cbdbef6f5f14"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_890_f6786afd_d57f_4e60_a454_37148f68ed2b"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_891_555768db_743c_4858_a89c_7fd56f60fa1c"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_892_9b1e2ef8_997e_4c9b_ba5d_b6cbb46790cd"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_893_292706b2_5da5_4b59_86f1_768686109ace"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000088841Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_894_be9c01da_8eb0_4a12_a74b_1f56c7fa4005"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000051483Member"
      id="t_393_dacd3ca1_6b64_64d3_d36f_d3b8c51afd1e">BlackRock LifePath&#xae; Dynamic Retirement Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000051483Member"
      id="t_394_a020ac45_69c9_de11_5db7_7164fc3060ad">Class K Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000051483Member"
      id="t_395_b8873dd4_98b2_3ef4_32b0_e6b6ab0c06a5">LPSAX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000051483Member"
      id="t_385_9a15c879_b665_4d9a_a831_934960305b4d">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic Retirement Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000051483Member"
      id="t_386_9dfe62a3_c457_4493_b12d_df0bf9acd7d1">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000051483Member"
      id="t_387_39f29678_6287_4ad3_9d31_ffb1893f5447">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000051483Member"
      id="t_388_86fea6be_acf9_4861_86dc_36941675109d">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000051483Member"
      id="t_389_cbc3d731_bc32_4a38_8f12_fe219f12f270">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000051483Member"
      id="t_390_5e9ba58e_2647_41fa_a408_3a346d586860"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class K Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;12&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.23&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000051483Member"
      decimals="INF"
      id="h_895_20ac42c4_d015_494a_8118_17d69dcab8ac"
      unitRef="USD">12</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000051483Member"
      decimals="4"
      id="h_896_346870f3_17e3_4446_9bc9_46eb00a82b22"
      unitRef="pure">0.0023</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000051483Member"
      id="t_391_2a93686a_2489_4e92_ba7a_792a3314a014"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;480,698,509&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000051483Member"
      decimals="INF"
      id="h_897_9634d9e7_5df4_423e_b43f_716d43431a9a"
      unitRef="USD">480698509</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000051483Member"
      decimals="INF"
      id="h_898_e131741a_0aee_4ba1_9160_3cc255a13c6d"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000051483Member"
      decimals="4"
      id="h_899_611f09eb_3ad2_4a33_b55e_71c3f6bfd205"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000051483Member"
      id="t_392_06a3abaa_3243_4a9d_8c01_f3bad39b08db"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;51.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;45.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_900_65659e39_dae1_4c91_ab9d_b4403521cfb5"
      unitRef="pure">0.515</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_901_8d39e6cf_045f_40d3_afc8_4704cd96b31b"
      unitRef="pure">0.452</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_902_a71206d6_4073_4e58_8c5f_9bfdc47f7f49"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_903_586b0489_edd6_4ffe_98da_7a347d83e7b0"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000051483Member"
      id="t_396_e359e327_52f9_223a_589b_4b7b0ba7b48b"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_BlackRockDiversifiedFixedIncomeFundClassKMember"
      decimals="4"
      id="h_913_d9c62ad0_ed34_20d0_7589_f6f4360df187"
      unitRef="pure">0.416</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_DiversifiedEquityAlphaMasterPortfolioMember"
      decimals="4"
      id="h_904_68612df3_3fd4_4e15_919b_99004dd99c15"
      unitRef="pure">0.246</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_IShares05YearTIPSBondETFMember"
      decimals="4"
      id="h_905_c77e000f_5f2a_46e8_868b_f08cf864c3db"
      unitRef="pure">0.099</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_InternationalTiltsMasterPortfolioMember"
      decimals="4"
      id="h_906_d5b80761_72c3_4d24_afee_0c24c924e778"
      unitRef="pure">0.077</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_BlackRockTacticalOpportunitiesFundClassKMember"
      decimals="4"
      id="h_907_5fafda06_1cf0_4b68_9f57_97fb8467cb28"
      unitRef="pure">0.051</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_ISharesCoreMSCIEmergingMarketsETFMember"
      decimals="4"
      id="h_908_060bf3be_dc20_4311_8665_651d4fc6554b"
      unitRef="pure">0.042</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_ISharesGlobalInfrastructureETFMember"
      decimals="4"
      id="h_909_3b45c9bd_150e_4595_8f3d_34fdb338d71a"
      unitRef="pure">0.017</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_ISharesMSCIEAFESmallCapETFMember"
      decimals="4"
      id="h_910_52ccca68_9146_43c1_b1ab_ddcc9fa382ca"
      unitRef="pure">0.013</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_BlackRockRealEstateSecuritiesFundMember"
      decimals="4"
      id="h_911_dae921af_f6a7_4f46_9d03_e5e77aa7a6e4"
      unitRef="pure">0.003</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000051483Member_ISharesRussell2000ETFMember"
      decimals="4"
      id="h_912_0c018d24_684a_4df3_86fd_0155c8d307a8"
      unitRef="pure">0.002</oef:PctOfNav>
    <oef:FundName
      contextRef="D20251231_20260630_C000082489Member"
      id="t_401_28a9e19f_82ee_e929_f9c9_250d2b75a11f">BlackRock LifePath&#xae; Dynamic Retirement Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20251231_20260630_C000082489Member"
      id="t_402_bff04efb_214c_7993_e42d_02d12fbb60fb">Class R Shares</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20251231_20260630_C000082489Member"
      id="t_403_09f40ca7_1542_4b30_bfc3_be219f174fff">LPRRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20251231_20260630_C000082489Member"
      id="t_393_78ccc6aa_0126_41e9_844a_9b6e1c9481d5">This semi-annual shareholder report contains important information about BlackRock LifePath&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;&#xae;&lt;/sup&gt; Dynamic Retirement Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2026 to June 30, 2026.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20251231_20260630_C000082489Member"
      id="t_394_515d13bc_63f9_4111_90b0_12a1a0bd890d">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20251231_20260630_C000082489Member"
      id="t_395_5bd982c1_7cf0_4f04_869c_9489925a0788">You can find additional information about the Fund at &lt;span style="color: rgb(0, 0, 0); font-weight: bold; text-decoration-line: none; font-family: 'arial'; font-size: 8pt; line-height: 10.4pt; text-align: justify;"&gt;blackrock.com/fundreports&lt;/span&gt;. You can also request this information by contacting us at (800) 441&#x2011;7762.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20251231_20260630_C000082489Member"
      id="t_396_1ef75d4e_8155_45d3_80f7_ed0e6f0507ae">blackrock.com/fundreports</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20251231_20260630_C000082489Member"
      id="t_397_64deace0_ee75_4971_9afa_b6cc3746b92e">(800) 441&#x2011;7762</oef:AddlInfoPhoneNumber>
    <oef:ExpensesTextBlock
      contextRef="D20251231_20260630_C000082489Member"
      id="t_398_287f9191_e1f5_4ffb_af19_2a38402ce1de"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;&lt;b&gt;What were the &lt;/b&gt; &lt;b&gt;Fund&lt;/b&gt; &lt;b&gt; costs for the &lt;/b&gt; &lt;b&gt;last six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt;&lt;/div&gt;  &lt;div style="font-family: 'arial'; font-size: 9pt; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; margin: 0px;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); vertical-align: bottom; text-align: left; padding: 2pt 0 2pt 0;"&gt;Class name&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs of a $10,000&lt;br/&gt;investment&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-size: 9pt; color: rgb(0, 0, 0); font-kerning: none; font-weight: bold; line-height: 11pt; background-color: rgb(255, 206, 0); text-align: center; vertical-align: bottom; padding: 2pt 0 2pt 0;"&gt;Costs paid as a percentage of a&lt;br/&gt;$10,000 investment&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; vertical-align: bottom; font-size: 8pt; line-height: 10pt; text-align: left; padding: 4pt 0 2pt 0;"&gt;Class R Shares&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;47&lt;span style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/span&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; vertical-align: bottom; text-align: center; font-size: 8pt; line-height: 10pt; white-space: nowrap; padding: 4pt 0 2pt 0;"&gt;0.93&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)(b)&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;  
&lt;table style="margin-top: 2pt; break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 6pt 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Annualized.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20251231_20260630_C000082489Member"
      decimals="INF"
      id="h_913_5091f54d_4054_4761_9d51_38c72f7ef030"
      unitRef="USD">47</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20251231_20260630_C000082489Member"
      decimals="4"
      id="h_914_9a9cdaf8_9fb9_4df6_b0c0_ed0801d0b0e0"
      unitRef="pure">0.0093</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20251231_20260630_C000082489Member"
      id="t_399_6a7ee490_e471_46b8_a455_fbc42e2e0124"> 
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); vertical-align: bottom; width: auto; font-weight: bold; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;Key Fund statistics&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;480,698,509&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 0 6pt;"&gt;Number of Portfolio Holdings&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 0 6pt;"&gt;34&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-size: 8pt; line-height: 10pt; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;Portfolio Turnover Rate&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; white-space: nowrap; font-size: 8pt; line-height: 10pt; width: 12%; vertical-align: bottom; padding: 1.6pt 6pt 1.6pt 6pt;"&gt;3&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20260630_C000082489Member"
      decimals="INF"
      id="h_915_fb7b7363_2bf0_4b9c_a23e_5fa110350214"
      unitRef="USD">480698509</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20260630_C000082489Member"
      decimals="INF"
      id="h_916_a3dec0c6_a908_43e1_821e_1e8305bfb5ee"
      unitRef="Holding">34</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20251231_20260630_C000082489Member"
      decimals="4"
      id="h_917_665de59f_3114_46e8_95f3_ec632e5da231"
      unitRef="pure">0.03</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082489Member"
      id="t_400_591fbaed_eecf_4d01_a198_0aae33ce9c99"> &lt;div style="font-family: 'arial'; font-kerning: none; font-weight: bold; font-size: 10pt; color: rgb(0, 0, 0); margin: 0px 0px -0.18pt 0px;"&gt;What did the Fund invest in?&lt;/div&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; text-align: justify; font-size: 9pt; line-height: 11.4pt; margin: 0px;"&gt;(as of June 30, 2026)&lt;/div&gt;  
&lt;table style="break-inside: avoid-page; page-break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 0 1.5pt 0;"&gt;&lt;strong&gt;Portfolio composition&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-family: 'arial'; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; vertical-align: bottom; text-indent: -6pt; width: auto; padding: 1.6pt 0 0 6pt;"&gt;Asset Type&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 6pt;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Fixed-Income Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;51.5&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Equity Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;45.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Money Market Funds&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;3.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;Other Assets Less Liabilities&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; width: auto; white-space: nowrap; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;   
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page; page-break-inside: avoid; margin-top: 0px;"&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: initial; text-indent: 0; padding: 1.6pt 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(a)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; text-indent: 0; width: 100%; padding: 1.6pt 0 0 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; width: initial; vertical-align: top; text-indent: 0; padding: 0 6pt 0 0;"&gt; &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;&#x200b;&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/div&gt; &lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; width: 100%; padding: 0;"&gt;  &lt;div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;"&gt;Excludes short-term securities.&lt;/div&gt;  &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:PctOfNav
      contextRef="TI20260630_C000082489Member_FixedIncomeFundsMember"
      decimals="4"
      id="h_918_5ba36218_abd7_4d57_908f_d777fe96ea3d"
      unitRef="pure">0.515</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082489Member_EquityFundsSecuritiesMember"
      decimals="4"
      id="h_919_becbe422_cc82_4af5_9477_21f4a70adcc2"
      unitRef="pure">0.452</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082489Member_MoneyMarketFundsMember"
      decimals="4"
      id="h_920_b672e82d_5ccd_4926_9c73_da634b3a2bcf"
      unitRef="pure">0.032</oef:PctOfNav>
    <oef:PctOfNav
      contextRef="TI20260630_C000082489Member_OtherAssetsLessLiabilitiesMember"
      decimals="4"
      id="h_921_868c7807_f1aa_4d73_a1c3_d8da10e0be9a"
      unitRef="pure">0.001</oef:PctOfNav>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20251231_20260630_C000082489Member"
      id="t_404_5d45eb85_2bca_fa79_dd7d_4e55363f9e5c"> 
&lt;table style="page-break-inside: avoid; break-inside: avoid; table-layout: auto; width: 100%; border-collapse: collapse; margin-top: 0px;"&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; background-color: rgb(255, 206, 0); border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td colspan="3" style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); white-space: nowrap; vertical-align: bottom; width: auto; font-weight: normal; font-style: normal; font-size: 10pt; line-height: normal; text-align: left; text-indent: 0; letter-spacing: normal; text-transform: none; font-kerning: none; margin-top: 0; margin-bottom: 0; padding: 2pt 6pt 1.5pt 0;"&gt;&lt;strong&gt;Ten largest holdings&lt;/strong&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-after: avoid; break-inside: avoid-page; page-break-inside: avoid; height: auto; font-style: italic; font-size: 8pt; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Security&lt;sup style="vertical-align: 0.5em; font-size: smaller; line-height: 0px;"&gt;(b)&lt;/sup&gt;&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;Percent of&lt;br/&gt;Net Assets&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; text-align: left; width: auto; font-size: 8pt; white-space: nowrap; vertical-align: bottom; padding: 1.6pt 0 0 0;"&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Diversified Fixed Income Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;41.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;Diversified Equity Alpha Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;24.6&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares 0-5 Year TIPS Bond ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;9.9&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;International Tilts Master Portfolio&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;7.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Tactical Opportunities Fund, Class K&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;5.1&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Core MSCI Emerging Markets ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;4.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares Global Infrastructure ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.7&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;iShares MSCI EAFE Small-Cap ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;1.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 0 6pt;"&gt;BlackRock Real Estate Securities Fund&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 0 0;"&gt;0.3&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 0 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; 
&lt;tr style="break-inside: avoid-page; page-break-inside: avoid; height: auto; line-height: 10pt; border-bottom-color: rgb(0, 0, 0); border-bottom-style: solid; border-bottom-width: 0.5pt;"&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; color: rgb(0, 0, 0); font-kerning: none; overflow-x: hidden; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; font-weight: normal; text-align: left; width: 100%; vertical-align: bottom; text-indent: -6pt; padding: 1.6pt 0 1.6pt 6pt;"&gt;iShares Russell 2000 ETF&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; text-align: right; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 2pt 0 1.6pt 0;"&gt;0.2&lt;/td&gt; 
&lt;td style="break-inside: avoid-page; page-break-inside: avoid; font-family: 'Arial'; font-weight: normal; color: rgb(0, 0, 0); vertical-align: bottom; font-kerning: none; text-align: left; white-space: nowrap; width: auto; font-style: normal; font-size: 8pt; line-height: 10pt; border-bottom-color: initial; border-bottom-style: none; border-bottom-width: initial; padding: 1.6pt 0 1.6pt 0;"&gt;&lt;span style="visibility: hidden; margin-left: -7pt;"&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; (b)Excludes short-term securities.</oef:LargestHoldingsTableTextBlock>
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        <link:loc
          xlink:href="#h_162_89daa9fa_e35a_4c1d_b9ea_ab60227bb9ae"
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        <link:footnote id="f_0019_000041" xlink:label="f_0019_000041" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:from="h_163_1b84e47c_60d2_488b_871a_11788e3c0a5c"
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        <link:loc
          xlink:href="#h_163_8d8160b2_637c_2cbe_1857_6f9d34e24a1b"
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        <link:footnoteArc
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        <link:loc
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        <link:footnote id="f_0019_000042" xlink:label="f_0019_000042" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
        <link:footnoteArc
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          xlink:from="h_164_5fad21f9_136b_4846_a248_88c31a2150a4"
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        <link:loc
          xlink:href="#h_168_2918f11a_5486_4991_a31b_cdb7105237aa"
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        <link:footnote id="f_0019_000043" xlink:label="f_0019_000043" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_168_2918f11a_5486_4991_a31b_cdb7105237aa"
          xlink:to="f_0019_000043"
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        <link:loc
          xlink:href="#h_169_0ade9778_e3ce_4d85_81f5_b0d069e0bf8a"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_169_0ade9778_e3ce_4d85_81f5_b0d069e0bf8a"
          xlink:to="f_0019_000043"
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        <link:loc
          xlink:href="#h_17_8969a7fa_4d01_4ed6_ab12_86b29a6843e0"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_17_8969a7fa_4d01_4ed6_ab12_86b29a6843e0"
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        <link:loc
          xlink:href="#h_170_07c48152_a553_42f4_97c8_ad06e783411a"
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        <link:footnoteArc
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          xlink:from="h_170_07c48152_a553_42f4_97c8_ad06e783411a"
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        <link:loc
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        <link:footnoteArc
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          xlink:from="h_171_792bd96d_2c31_4586_851b_96a244e50fda"
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        <link:loc
          xlink:href="#h_172_8b0c3d16_c894_4b3b_8b74_c17f21208cea"
          xlink:label="h_172_8b0c3d16_c894_4b3b_8b74_c17f21208cea"
          xlink:type="locator"/>
        <link:footnote id="f_0019_000044" xlink:label="f_0019_000044" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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          xlink:from="h_172_8b0c3d16_c894_4b3b_8b74_c17f21208cea"
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        <link:loc
          xlink:href="#h_173_d225166f_1df1_4d35_946d_7d88b06a3d76"
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        <link:footnoteArc
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        <link:loc
          xlink:href="#h_174_19b70cd3_93d9_42ba_a52b_9c54ce59c87c"
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        <link:footnoteArc
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          xlink:from="h_174_19b70cd3_93d9_42ba_a52b_9c54ce59c87c"
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        <link:loc
          xlink:href="#h_175_383916f9_059d_4b8f_b8c0_31501e53e4bb"
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          xlink:from="h_18_b4e28840_5ce4_42e6_95f9_0ce92e7d529b"
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          xlink:href="#h_180_77ec5a3b_954e_4686_ac42_bdda296152df"
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        <link:footnote id="f_0021_000001" xlink:label="f_0021_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:from="h_181_06e90d0e_db17_4755_9a1b_4d1f969469eb"
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          xlink:from="h_182_c97e7d18_eb2a_428c_80c7_8ca8554ad9e8"
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        <link:loc
          xlink:href="#h_186_268bb926_2510_46fc_bada_5631ce060ffe"
          xlink:label="h_186_268bb926_2510_46fc_bada_5631ce060ffe"
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        <link:footnote id="f_0021_000003" xlink:label="f_0021_000003" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
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          xlink:from="h_186_268bb926_2510_46fc_bada_5631ce060ffe"
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        <link:loc
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          xlink:href="#h_188_69ca0c9b_5141_47e1_9568_76746ac27664"
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        <link:footnote id="f_0021_000005" xlink:label="f_0021_000005" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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        <link:loc
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        <link:loc
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        <link:footnote id="f_0003_000009" xlink:label="f_0003_000009" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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        <link:loc
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          xlink:href="#h_197_6fa440dd_dd13_49d7_8ceb_71aa3068299c"
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          xlink:href="#h_198_1cb3b2bf_c0f0_437e_ad34_3b630eeae9be"
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        <link:footnote id="f_0023_000001" xlink:label="f_0023_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
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          xlink:href="#h_199_bd72a0ce_188c_263c_e703_618c7029df5a"
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        <link:footnoteArc
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        <link:footnote id="f_0021_000004" xlink:label="f_0021_000004" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Rounds to greater than (0.1)%.</link:footnote>
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          xlink:from="h_199_bd72a0ce_188c_263c_e703_618c7029df5a"
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        <link:loc
          xlink:href="#h_2_4378fd29_0c3c_4302_9ba2_7cfa794b9be9"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_2_4378fd29_0c3c_4302_9ba2_7cfa794b9be9"
          xlink:to="f_0001_000001"
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        <link:footnote id="f_0001_000002" xlink:label="f_0001_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;">Annualized.</xhtml:div></link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_2_4378fd29_0c3c_4302_9ba2_7cfa794b9be9"
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        <link:loc
          xlink:href="#h_20_ba59dab5_23b5_4146_a234_46571eff9570"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_20_ba59dab5_23b5_4146_a234_46571eff9570"
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        <link:footnote id="f_0003_000010" xlink:label="f_0003_000010" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_20_ba59dab5_23b5_4146_a234_46571eff9570"
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        <link:loc
          xlink:href="#h_200_ecf1dea0_6fc1_43ff_8b1a_b4fb4115145a"
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        <link:footnoteArc
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          xlink:from="h_200_ecf1dea0_6fc1_43ff_8b1a_b4fb4115145a"
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        <link:footnote id="f_0023_000002" xlink:label="f_0023_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_200_ecf1dea0_6fc1_43ff_8b1a_b4fb4115145a"
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        <link:loc
          xlink:href="#h_204_fda20d80_48ea_4a2c_a264_8bb328929873"
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          xlink:type="locator"/>
        <link:footnote id="f_0023_000009" xlink:label="f_0023_000009" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
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          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_204_fda20d80_48ea_4a2c_a264_8bb328929873"
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        <link:loc
          xlink:href="#h_205_1c0cb353_e162_453a_91ad_55751812eb0f"
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        <link:loc
          xlink:href="#h_206_7bfbafc3_74a4_46bd_a4f4_c0b54be5bdf7"
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        <link:footnoteArc
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        <link:loc
          xlink:href="#h_207_de745bee_2eeb_4598_b05f_35177645e5c8"
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        <link:footnote id="f_0023_000005" xlink:label="f_0023_000005" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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        <link:loc
          xlink:href="#h_208_cf4751be_ead7_426d_934d_07b15f9eba46"
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        <link:loc
          xlink:href="#h_210_648066d3_b9d3_4c0c_bf5b_67f793c11015"
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        <link:loc
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        <link:loc
          xlink:href="#h_215_c354b6bf_3de1_45d7_b86c_e164ffe120c1"
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          xlink:href="#h_216_66a99d18_f3d8_4ce3_923a_f6ee38006a0a"
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        <link:loc
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        <link:footnote id="f_0023_000008" xlink:label="f_0023_000008" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Rounds to greater than (0.1)%.</link:footnote>
        <link:footnoteArc
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          xlink:from="h_217_31c2dd14_ad81_6860_8779_c3f418889d3a"
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        <link:loc
          xlink:href="#h_217_a06d31cc_4178_45e1_8a2d_96542df28d0f"
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          xlink:type="locator"/>
        <link:footnote id="f_0025_000008" xlink:label="f_0025_000008" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:from="h_217_a06d31cc_4178_45e1_8a2d_96542df28d0f"
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        <link:loc
          xlink:href="#h_218_1ed44009_dfef_43c0_aa43_240e62ba6fb1"
          xlink:label="h_218_1ed44009_dfef_43c0_aa43_240e62ba6fb1"
          xlink:type="locator"/>
        <link:footnote id="f_0025_000002" xlink:label="f_0025_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
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        <link:footnote id="f_0025_000010" xlink:label="f_0025_000010" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
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          xlink:href="#h_225_16f615f4_4bf9_419d_924f_1c374039b1d5"
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        <link:footnote id="f_0025_000005" xlink:label="f_0025_000005" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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        <link:loc
          xlink:href="#h_227_7d296519_a945_45f1_9963_c89b3e6ffcb5"
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          xlink:from="h_231_74667c45_0b71_4437_a4f2_a0b691c5a42a"
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          xlink:from="h_232_3a6980f8_a43b_437e_b95f_6a0d6715c834"
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          xlink:href="#h_234_eb874357_c53e_4057_9f55_c7e13d0522d9"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_234_eb874357_c53e_4057_9f55_c7e13d0522d9"
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        <link:loc
          xlink:href="#h_235_9d46e1dd_cac4_4a79_87e6_5a70318d7c91"
          xlink:label="h_235_9d46e1dd_cac4_4a79_87e6_5a70318d7c91"
          xlink:type="locator"/>
        <link:footnote id="f_0027_000001" xlink:label="f_0027_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
        <link:footnoteArc
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          xlink:from="h_235_9d46e1dd_cac4_4a79_87e6_5a70318d7c91"
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        <link:loc
          xlink:href="#h_235_c9c8267c_0e68_dc4f_d923_376dae9201d3"
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          xlink:type="locator"/>
        <link:footnote id="f_0025_000009" xlink:label="f_0025_000009" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Rounds to greater than (0.1)%.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_235_c9c8267c_0e68_dc4f_d923_376dae9201d3"
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          xlink:from="h_235_c9c8267c_0e68_dc4f_d923_376dae9201d3"
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          xlink:href="#h_236_cb0a5ad6_ac7c_4297_8a59_853d71be4fe8"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
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        <link:footnote id="f_0027_000002" xlink:label="f_0027_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_236_cb0a5ad6_ac7c_4297_8a59_853d71be4fe8"
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          xlink:href="#h_24_19a3facb_7950_47d3_8565_4e39c2716fb9"
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          xlink:type="locator"/>
        <link:footnote id="f_0003_000007" xlink:label="f_0003_000007" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</xhtml:div></link:footnote>
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          xlink:from="h_24_19a3facb_7950_47d3_8565_4e39c2716fb9"
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        <link:loc
          xlink:href="#h_240_663c7c6d_1d92_42de_97b5_3b9f99852978"
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          xlink:type="locator"/>
        <link:footnote id="f_0027_000008" xlink:label="f_0027_000008" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_240_663c7c6d_1d92_42de_97b5_3b9f99852978"
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        <link:loc
          xlink:href="#h_241_d2798d00_f74a_4327_b2ea_7090f8ff15b9"
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        <link:footnoteArc
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          xlink:from="h_241_d2798d00_f74a_4327_b2ea_7090f8ff15b9"
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        <link:loc
          xlink:href="#h_242_8d8da927_6ba2_4d5d_827d_dc24aa60a67f"
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        <link:footnoteArc
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          xlink:href="#h_243_11217ea6_9172_4b27_aac8_07973840c506"
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        <link:footnote id="f_0027_000009" xlink:label="f_0027_000009" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_243_11217ea6_9172_4b27_aac8_07973840c506"
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        <link:loc
          xlink:href="#h_244_d0c541cb_d669_4d62_94b9_aa6af41e0564"
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          xlink:from="h_244_d0c541cb_d669_4d62_94b9_aa6af41e0564"
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        <link:loc
          xlink:href="#h_245_e3d9f4e8_8860_469f_94a7_cf1ea6dac35e"
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          xlink:href="#h_246_fb4e9bc8_4954_4d4a_8022_a6f736c7a812"
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        <link:footnote id="f_0027_000007" xlink:label="f_0027_000007" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Rounds to greater than (0.1)%.</link:footnote>
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          xlink:from="h_253_984c1557_1aef_989f_e7c4_6583a2d02c80"
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        <link:footnote id="f_0029_000001" xlink:label="f_0029_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:from="h_253_ccf7229b_4724_49b6_9cec_96131f318beb"
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        <link:footnote id="f_0029_000004" xlink:label="f_0029_000004" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Rounds to greater than (0.1)%.</link:footnote>
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          xlink:from="h_271_b89c8ce8_15d1_1c7d_6a2b_6aa6d1c4bdea"
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        <link:footnote id="f_0031_000068" xlink:label="f_0031_000068" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</xhtml:div></link:footnote>
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        <link:footnote id="f_0003_000008" xlink:label="f_0003_000008" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;">Excludes short-term securities.</xhtml:div></link:footnote>
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        <link:footnote id="f_0031_000069" xlink:label="f_0031_000069" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;">Excludes short-term securities.</xhtml:div></link:footnote>
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        <link:footnote id="f_0045_000099" xlink:label="f_0045_000099" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
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        <link:footnote id="f_0005_000011" xlink:label="f_0005_000011" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US"><xhtml:div style="font-weight: normal; color: rgb(0, 0, 0); font-kerning: none; font-family: 'arial'; font-style: normal; font-size: 7pt; line-height: 9pt; text-align: justify; vertical-align: top; padding: 0px; margin: 0px;">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</xhtml:div></link:footnote>
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        <link:footnote id="f_0047_000106" xlink:label="f_0047_000106" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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        <link:footnote id="f_0047_000102" xlink:label="f_0047_000102" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
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        <link:loc
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        <link:loc
          xlink:href="#h_43_cda44678_b5c0_49f0_8bc9_d4692c32f0bf"
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        <link:footnote id="f_0047_000105" xlink:label="f_0047_000105" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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        <link:footnote id="f_0055_000001" xlink:label="f_0055_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:href="#h_500_7ebd0b24_2ef7_4c1f_92fb_642cdad97990"
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        <link:footnote id="f_0055_000002" xlink:label="f_0055_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Annualized.</link:footnote>
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          xlink:from="h_500_7ebd0b24_2ef7_4c1f_92fb_642cdad97990"
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          xlink:href="#h_504_34f14df8_701c_4e68_af9f_8284956482e7"
          xlink:label="h_504_34f14df8_701c_4e68_af9f_8284956482e7"
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        <link:footnote id="f_0055_000003" xlink:label="f_0055_000003" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
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          xlink:from="h_504_34f14df8_701c_4e68_af9f_8284956482e7"
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          xlink:href="#h_505_8bbd4612_c547_4dae_8ce9_f14b301ce8b6"
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_505_8bbd4612_c547_4dae_8ce9_f14b301ce8b6"
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        <link:loc
          xlink:href="#h_506_c050e0a8_7229_4f9b_ab60_5df3dc9a9daa"
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        <link:footnoteArc
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        <link:loc
          xlink:href="#h_507_fa0ae922_39de_4d96_98d6_d81463138999"
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        <link:footnoteArc
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        <link:loc
          xlink:href="#h_508_2acbff5b_4df5_43dd_be06_09f64cd96708"
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        <link:footnote id="f_0055_000004" xlink:label="f_0055_000004" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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        <link:loc
          xlink:href="#h_509_272e7fe6_539c_4c1b_972c_2f411bcb5936"
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          xlink:href="#h_510_4ef2e19a_5f51_416b_8c62_679f1c4bcd1c"
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        <link:footnote id="f_0057_000001" xlink:label="f_0057_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:from="h_523_40b342be_7ab6_4d7a_bbc6_c2eb1a55e3b4"
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          xlink:href="#h_524_9f525c76_e77d_4757_9162_89de12ef791f"
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        <link:footnote id="f_0063_000001" xlink:label="f_0063_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes fees and expenses incurred indirectly as a result of investments in underlying funds.</link:footnote>
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          xlink:from="h_575_9f79e6a5_f237_461b_bb93_edf03c8cbe1b"
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        <link:footnote id="f_0063_000003" xlink:label="f_0063_000003" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">The portfolio composition above is calculated using a methodology different than that disclosed in the Fund's prospectus.</link:footnote>
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        <link:loc
          xlink:href="#h_584_5b302d3b_6383_4939_96a7_63d4fddbe3ee"
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        <link:footnote id="f_0063_000004" xlink:label="f_0063_000004" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Excludes short-term securities.</link:footnote>
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        <link:loc
          xlink:href="#h_585_b2227d74_b7b6_49ee_ac9d_7eb816101aa5"
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