v3.26.1
SA Invesco Growth Opportunities Portfolio Expense Example - SA Invesco Growth Opportunities Portfolio
Dec. 31, 2025
USD ($)
Class 1  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 84
Expense Example, with Redemption, 3 Years 262
Expense Example, with Redemption, 5 Years 455
Expense Example, with Redemption, 10 Years 1,014
Class 2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 99
Expense Example, with Redemption, 3 Years 309
Expense Example, with Redemption, 5 Years 536
Expense Example, with Redemption, 10 Years 1,190
Class 3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 109
Expense Example, with Redemption, 3 Years 340
Expense Example, with Redemption, 5 Years 590
Expense Example, with Redemption, 10 Years $ 1,306