S000002877 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Russell 1000® Index (Reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.37% | 13.59% | 14.59% |
| Russell 1000® Growth Index (Reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 18.56% | 15.32% | 18.13% |
| Class I | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 11.80% | 10.47% | 16.28% |
| Class III | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 11.48% | 10.19% | 15.98% |