Shareholder Report, Holdings (Details) - C000009521 [Member] |
Jan. 31, 2026 |
|---|---|
| Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 26.48% |
| Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.85% |
| Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.85% |
| Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.73% |
| Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 31.99% |