v3.26.1
SA Multi-Managed Mid Cap Growth Portfolio Expense Example - SA Multi-Managed Mid Cap Growth Portfolio
Mar. 31, 2026
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 103
Expense Example, with Redemption, 3 Years 322
Expense Example, with Redemption, 5 Years 558
Expense Example, with Redemption, 10 Years 1,236
Class 2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 118
Expense Example, with Redemption, 3 Years 368
Expense Example, with Redemption, 5 Years 638
Expense Example, with Redemption, 10 Years 1,409
Class 3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 128
Expense Example, with Redemption, 3 Years 400
Expense Example, with Redemption, 5 Years 692
Expense Example, with Redemption, 10 Years $ 1,523