Emerging Markets Equity Portfolio Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| MSCI® Emerging Markets Index (Net)(reflects no deduction for fees, expenses or taxes)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 33.57% | 4.20% | 8.42% |
| Emerging Markets Equity Portfolio | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 34.19% | 1.26% | 6.95% |