S000006019 [Member] Expense Example, No Redemption - Aggressive Growth Portfolio - Class C |
Jan. 31, 2026
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 215 |
| Expense Example, No Redemption, 3 Years | 664 |
| Expense Example, No Redemption, 5 Years | 1,139 |
| Expense Example, No Redemption, 10 Years | $ 2,450 |