v3.25.2
SA Multi-Managed Large Cap Value Portfolio Expense Example - SA Multi-Managed Large Cap Value Portfolio
Mar. 31, 2025
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 87
Expense Example, with Redemption, 3 Years 271
Expense Example, with Redemption, 5 Years 471
Expense Example, with Redemption, 10 Years 1,049
Class 2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 102
Expense Example, with Redemption, 3 Years 318
Expense Example, with Redemption, 5 Years 552
Expense Example, with Redemption, 10 Years 1,225
Class 3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 112
Expense Example, with Redemption, 3 Years 350
Expense Example, with Redemption, 5 Years 606
Expense Example, with Redemption, 10 Years $ 1,340