v3.26.1
SA BlackRock Advantage International Portfolio Expense Example - SA BlackRock Advantage International Portfolio
Dec. 31, 2025
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 89
Expense Example, with Redemption, 3 Years 290
Expense Example, with Redemption, 5 Years 509
Expense Example, with Redemption, 10 Years 1,137
Class 2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 104
Expense Example, with Redemption, 3 Years 338
Expense Example, with Redemption, 5 Years 590
Expense Example, with Redemption, 10 Years 1,312
Class 3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 114
Expense Example, with Redemption, 3 Years 369
Expense Example, with Redemption, 5 Years 643
Expense Example, with Redemption, 10 Years $ 1,426