v3.26.1
SA International Index Portfolio Annual Fund Operating Expenses - SA International Index Portfolio
Dec. 31, 2025
Class 1  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.40%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.10%
Expenses (as a percentage of Assets) 0.50%
Class 3  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.40%
Distribution and Service (12b-1) Fees 0.25%
Other Expenses (as a percentage of Assets): 0.10%
Expenses (as a percentage of Assets) 0.75%