S000004419 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended | ||
|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
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| S&P 500® Index (reflects no deductions for fees, expenses or taxes) | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 25.02% | 14.53% | 13.10% | ||
| Russell 2000® Index (reflects no deductions for fees, expenses or taxes) | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 11.54% | 7.40% | 7.82% | ||
| Class N | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 35.75% | 12.20% | 7.93% | ||
| Class N | After Taxes on Distributions | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | [1] | 34.79% | 11.38% | 7.22% | |
| Class N | After Taxes on Distributions and Sales | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | [1] | 21.90% | 9.60% | 6.25% | |
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