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S000000001 [Member] Investment Objectives and Goals - SA Franklin Large Cap Disciplined Growth Portfolio
Dec. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] PORTFOLIO SUMMARY: SA FRANKLIN LARGE CAP DISCIPLINED GROWTH PORTFOLIO
Objective [Heading] Investment Goal
Objective, Primary [Text Block]
The Portfolio’s investment goal is to provide long-term capital growth.