v3.26.1
Shareholder Report, Holdings (Details)
May 31, 2026
C000222692 | Top10HoldingT. Rowe Price U.S. Limited Duration TIPS Index FundBNY-87283F705  
Holdings [Line Items]  
Percent of Net Asset Value 18.60%
C000222692 | Top10HoldingT. Rowe Price QM U.S. Bond Index FundBNY-872840202  
Holdings [Line Items]  
Percent of Net Asset Value 17.00%
C000222692 | Top10HoldingT. Rowe Price Equity Index 500 FundBNY-779552504  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000222692 | Top10HoldingT. Rowe Price International Bond Fund (USD Hedged)BNY-87281D850  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000222692 | Top10HoldingT. Rowe Price International Equity Index FundBNY-87283X102  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000222692 | Top10HoldingT. Rowe Price Growth Stock FundBNY-77958E208  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000222692 | Top10HoldingT. Rowe Price Value FundBNY-779578400  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000222692 | Top10HoldingT. Rowe Price Hedged Equity FundBNY-87283V502  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000222692 | Top10HoldingT. Rowe Price Dynamic Global Bond FundBNY-87281D702  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000222692 | Top10HoldingT. Rowe Price Emerging Markets Bond FundBNY-87281D801  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000222692 | Sector0BNY-87283F705  
Holdings [Line Items]  
Percent of Net Asset Value 41.80%
C000222692 | Sector0BNY-779552504  
Holdings [Line Items]  
Percent of Net Asset Value 30.40%
C000222692 | Sector0BNY-87281D850  
Holdings [Line Items]  
Percent of Net Asset Value 15.80%
C000222692 | Sector0BNY-87283X102  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000222692 | Investment TypeOther Holdings Grouping  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%
C000222693 | Top10HoldingT. Rowe Price U.S. Limited Duration TIPS Index FundBNY-87283F705  
Holdings [Line Items]  
Percent of Net Asset Value 18.60%
C000222693 | Top10HoldingT. Rowe Price QM U.S. Bond Index FundBNY-872840202  
Holdings [Line Items]  
Percent of Net Asset Value 17.00%
C000222693 | Top10HoldingT. Rowe Price Equity Index 500 FundBNY-779552504  
Holdings [Line Items]  
Percent of Net Asset Value 10.80%
C000222693 | Top10HoldingT. Rowe Price International Bond Fund (USD Hedged)BNY-87281D850  
Holdings [Line Items]  
Percent of Net Asset Value 6.50%
C000222693 | Top10HoldingT. Rowe Price International Equity Index FundBNY-87283X102  
Holdings [Line Items]  
Percent of Net Asset Value 5.10%
C000222693 | Top10HoldingT. Rowe Price Growth Stock FundBNY-77958E208  
Holdings [Line Items]  
Percent of Net Asset Value 4.50%
C000222693 | Top10HoldingT. Rowe Price Value FundBNY-779578400  
Holdings [Line Items]  
Percent of Net Asset Value 4.30%
C000222693 | Top10HoldingT. Rowe Price Hedged Equity FundBNY-87283V502  
Holdings [Line Items]  
Percent of Net Asset Value 4.00%
C000222693 | Top10HoldingT. Rowe Price Dynamic Global Bond FundBNY-87281D702  
Holdings [Line Items]  
Percent of Net Asset Value 3.90%
C000222693 | Top10HoldingT. Rowe Price Emerging Markets Bond FundBNY-87281D801  
Holdings [Line Items]  
Percent of Net Asset Value 3.80%
C000222693 | Sector0BNY-87283F705  
Holdings [Line Items]  
Percent of Net Asset Value 41.80%
C000222693 | Sector0BNY-779552504  
Holdings [Line Items]  
Percent of Net Asset Value 30.40%
C000222693 | Sector0BNY-87281D850  
Holdings [Line Items]  
Percent of Net Asset Value 15.80%
C000222693 | Sector0BNY-87283X102  
Holdings [Line Items]  
Percent of Net Asset Value 10.60%
C000222693 | Investment TypeOther Holdings Grouping  
Holdings [Line Items]  
Percent of Net Asset Value 1.40%