v3.25.2
SA Allocation Aggressive Portfolio Expense Example - SA Allocation Aggressive Portfolio
Mar. 31, 2025
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 80
Expense Example, with Redemption, 3 Years 251
Expense Example, with Redemption, 5 Years 438
Expense Example, with Redemption, 10 Years 977
Class 3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 105
Expense Example, with Redemption, 3 Years 330
Expense Example, with Redemption, 5 Years 573
Expense Example, with Redemption, 10 Years $ 1,270