v3.26.1
SA JPMorgan Equity-Income Portfolio Expense Example - SA JPMorgan Equity-Income Portfolio
Dec. 31, 2025
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 60
Expense Example, with Redemption, 3 Years 189
Expense Example, with Redemption, 5 Years 329
Expense Example, with Redemption, 10 Years 738
Class 2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 76
Expense Example, with Redemption, 3 Years 237
Expense Example, with Redemption, 5 Years 411
Expense Example, with Redemption, 10 Years 918
Class 3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 86
Expense Example, with Redemption, 3 Years 268
Expense Example, with Redemption, 5 Years 466
Expense Example, with Redemption, 10 Years $ 1,037