SA AB Growth Portfolio Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 92 Months Ended | 99 Months Ended | 107 Months Ended | 111 Months Ended | 120 Months Ended | |
|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| S&P 500® Index (reflects no deduction for fees, expenses or taxes)[Member] | ||||||||
| Prospectus [Line Items] | ||||||||
| Average Annual Return, Percent | 15.72% | 17.88% | 14.42% | 15.06% | 14.60% | 14.97% | 15.17% | 14.82% |
| Russell 1000® Growth Index (reflects no deduction for fees, expenses or taxes)[Member] | ||||||||
| Prospectus [Line Items] | ||||||||
| Average Annual Return, Percent | 18.56% | 15.32% | 18.13% | |||||
| Class 1 | ||||||||
| Prospectus [Line Items] | ||||||||
| Average Annual Return, Percent | 13.06% | 11.95% | 16.14% | |||||
| Class 2 | ||||||||
| Prospectus [Line Items] | ||||||||
| Average Annual Return, Percent | 12.90% | 11.78% | 15.97% | |||||
| Class 3 | ||||||||
| Prospectus [Line Items] | ||||||||
| Average Annual Return, Percent | 12.79% | 11.67% | 15.85% |