v3.26.1
Shareholder Report, Holdings (Details)
Apr. 30, 2026
C000113876 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 18.50% [1],[2]
C000113876 [Member] | Moody's, Aaa Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.60% [1],[2]
C000113876 [Member] | Ba [Member]  
Holdings [Line Items]  
Percent of Total Investments 4.20% [1],[2]
C000113876 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.90% [1],[2]
C000113876 [Member] | A [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.30% [1],[2]
C000113876 [Member] | Aa [Member]  
Holdings [Line Items]  
Percent of Total Investments 35.50% [1],[2]
C000113876 [Member] | B [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.80% [1],[2]
C000113876 [Member] | Caa [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20% [1],[2]
C000113876 [Member] | Floating Rate Loan Interests [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.00% [1],[3]
C000113876 [Member] | Municipal Debt Obligations [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.10% [1]
C000113876 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.20% [1]
C000113876 [Member] | Foreign Government Obligations [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.90% [1]
C000113876 [Member] | Corporate Bonds And Notes [Member]  
Holdings [Line Items]  
Percent of Total Investments 36.30% [1]
C000113876 [Member] | Asset-Backed Securities [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.30% [1]
C000113876 [Member] | US Government Corporations and Agencies Securities [Member]  
Holdings [Line Items]  
Percent of Total Investments 32.30% [1]
C000113876 [Member] | Collateralized Mortgage Obligations [Member]  
Holdings [Line Items]  
Percent of Total Investments 17.90% [1]
C000125661 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 30.50% [4],[5]
C000125661 [Member] | Moody's, Aaa Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.50% [4],[5]
C000125661 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.70% [4],[5]
C000125661 [Member] | A [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.00% [4],[5]
C000125661 [Member] | Aa [Member]  
Holdings [Line Items]  
Percent of Total Investments 18.30% [4],[5]
C000125661 [Member] | Municipal Debt Obligations [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.30% [5]
C000125661 [Member] | Corporate Bonds And Notes [Member]  
Holdings [Line Items]  
Percent of Total Investments 38.90% [5]
C000125661 [Member] | Asset-Backed Securities [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.20% [5]
C000125661 [Member] | US Government Corporations and Agencies Securities [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.40% [5]
C000125661 [Member] | Repurchase Agreements [Member]  
Holdings [Line Items]  
Percent of Total Investments 8.30% [5]
C000125661 [Member] | Commercial Paper [Member]  
Holdings [Line Items]  
Percent of Total Investments 24.10% [5]
C000125661 [Member] | Certificates of Deposit [Member]  
Holdings [Line Items]  
Percent of Total Investments 14.80% [5]
C000132817 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60% [6],[7],[8]
C000132817 [Member] | Moody's, Aaa Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.20% [6],[7],[8]
C000132817 [Member] | Ba [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.90% [6],[7],[8]
C000132817 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.90% [6],[7],[8]
C000132817 [Member] | A [Member]  
Holdings [Line Items]  
Percent of Total Investments 47.60% [6],[7],[8]
C000132817 [Member] | Aa [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.80% [6],[7],[8]
C000132817 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 94.00%
C000132817 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (49.90%)
C000132817 [Member] | Swaps net cumulative appreciation [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.20%
C000132817 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 50.70%
C000132818 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.80% [9],[10],[11]
C000132818 [Member] | Moody's, Ca Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.50% [9],[10],[11]
C000132818 [Member] | Ba [Member]  
Holdings [Line Items]  
Percent of Total Investments 46.80% [9],[10],[11]
C000132818 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.70% [9],[10],[11]
C000132818 [Member] | B [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.10% [9],[10],[11]
C000132818 [Member] | Caa [Member]  
Holdings [Line Items]  
Percent of Total Investments 10.10% [9],[10],[11]
C000132818 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 94.40%
C000132818 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (44.80%)
C000132818 [Member] | Swaps net cumulative appreciation [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 0.60%
C000132818 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 49.80%
C000137261 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.40% [12],[13],[14]
C000137261 [Member] | Moody's, Aaa Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.60% [12],[13],[14]
C000137261 [Member] | Ba [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.30% [12],[13],[14]
C000137261 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.60% [12],[13],[14]
C000137261 [Member] | A [Member]  
Holdings [Line Items]  
Percent of Total Investments 42.60% [12],[13],[14]
C000137261 [Member] | Aa [Member]  
Holdings [Line Items]  
Percent of Total Investments 12.50% [12],[13],[14]
C000137261 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 92.70%
C000137261 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (47.00%)
C000137261 [Member] | Swaps net cumulative appreciation [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 5.70%
C000137261 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 48.60%
C000139416 [Member] | Energy Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 57.40%
C000139416 [Member] | Agriculture Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 12.60%
C000139416 [Member] | Industrial Metals Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000139416 [Member] | Livestock Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 9.50%
C000139416 [Member] | Gold Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000139416 [Member] | Precious Metals Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 1.00%
C000139416 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (11.80%)
C000139416 [Member] | Commercial Paper [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 45.60%
C000139416 [Member] | Certificates of Deposit [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 16.80%
C000139416 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.50%
C000139416 [Member] | Future [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 11.50%
C000139416 [Member] | Cash [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.60%
C000139416 [Member] | U S Treasury Obligations [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 13.80%
C000189608 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.60% [15],[16],[17]
C000189608 [Member] | Moody's, Aaa Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 2.20% [15],[16],[17]
C000189608 [Member] | Ba [Member]  
Holdings [Line Items]  
Percent of Total Investments 1.90% [15],[16],[17]
C000189608 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 37.90% [15],[16],[17]
C000189608 [Member] | A [Member]  
Holdings [Line Items]  
Percent of Total Investments 47.60% [15],[16],[17]
C000189608 [Member] | Aa [Member]  
Holdings [Line Items]  
Percent of Total Investments 9.80% [15],[16],[17]
C000189608 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 94.00%
C000189608 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (45.90%)
C000189608 [Member] | Swaps net cumulative appreciation [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 4.90%
C000189608 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 47.00%
C000198581 [Member] | Energy Futures [Member]  
Holdings [Line Items]  
Percent of Total Investments 39.30% [18]
C000198581 [Member] | Agriculture Futures [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.60% [18]
C000198581 [Member] | Industrial Metals Futures [Member]  
Holdings [Line Items]  
Percent of Total Investments 13.50% [18]
C000198581 [Member] | Livestock Futures [Member]  
Holdings [Line Items]  
Percent of Total Investments 5.10% [18]
C000198581 [Member] | Precious Metals Futures [Member]  
Holdings [Line Items]  
Percent of Total Investments 15.50% [18]
C000198581 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (7.00%)
C000198581 [Member] | Commercial Paper [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 47.30%
C000198581 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 15.70%
C000198581 [Member] | Future [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.20%
C000198581 [Member] | Cash [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.10%
C000198581 [Member] | U S Treasury Obligations [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 29.70%
C000236575 [Member] | Not Rated [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.80% [19],[20],[21]
C000236575 [Member] | Moody's, Aaa Rating [Member]  
Holdings [Line Items]  
Percent of Total Investments 26.60% [19],[20],[21]
C000236575 [Member] | Ba [Member]  
Holdings [Line Items]  
Percent of Total Investments 0.40% [19],[20],[21]
C000236575 [Member] | Baa [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.00% [19],[20],[21]
C000236575 [Member] | A [Member]  
Holdings [Line Items]  
Percent of Total Investments 11.40% [19],[20],[21]
C000236575 [Member] | Aa [Member]  
Holdings [Line Items]  
Percent of Total Investments 49.80% [19],[20],[21]
C000236575 [Member] | Investment Companies [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 93.30%
C000236575 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (0.30%)
C000236575 [Member] | Swaps net cumulative appreciation [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.40%
C000236575 [Member] | Short-Term Investments [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 3.60%
C000242839 [Member] | Industrial Metals Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 64.70%
C000242839 [Member] | Precious Metals Futures [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 34.60%
C000242839 [Member] | Other assets less liabilities [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 6.60%
C000242839 [Member] | Commercial Paper [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 34.80%
C000242839 [Member] | Certificates of Deposit [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 8.00%
C000242839 [Member] | Money Market Funds [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 30.30%
C000242839 [Member] | Future [Member]  
Holdings [Line Items]  
Percent of Net Asset Value (3.00%)
C000242839 [Member] | Cash [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 7.30%
C000242839 [Member] | U S Treasury Obligations [Member]  
Holdings [Line Items]  
Percent of Net Asset Value 16.00%
[1]
Excludes money market funds.
[2] Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[3] Rounds to less than 0.1%.
[4] Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[5] Excludes money market funds.
[6]
Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[7]
Excludes money market funds.
[8]
The underlying fund is iShares iBoxx $ Investment Grade Corporate Bond ETF.
[9] Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[10] Excludes money market funds.
[11] The underlying fund is iShares iBoxx $ High Yield Corporate Bond ETF.
[12] Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[13] Excludes money market funds.
[14] The underlying fund is iShares 10+ Year Investment Grade Corporate Bond ETF.
[15] Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[16] Excludes money market funds.
[17] The underlying fund is iShares iBoxx $ Investment Grade Corporate Bond ETF.
[18]
Represents the sector allocation of the Bloomberg Roll Select Commodity Total Return Index.
[19]
Excludes money market funds.
[20] Credit quality ratings shown reflect the ratings assigned by Moody’s Investors Service (“Moody’s”), a widely used independent, nationally recognized statistical rating organization. Moody’s credit ratings are opinions of the credit quality of individual obligations or of an issuer’s general creditworthiness. Investment grade ratings are credit ratings of Baa or higher. Below investment grade ratings are credit ratings of Ba or lower. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change.
[21] The underlying fund is iShares Core U.S. Aggregate Bond ETF.