Expense Example, No Redemption - January - Equity Funds IV_Pro - Nomura Opportunity Fund - Class C |
Sep. 30, 2025
USD ($)
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| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 189 |
| Expense Example, No Redemption, 3 Years | 604 |
| Expense Example, No Redemption, 5 Years | 1,044 |
| Expense Example, No Redemption, 10 Years | $ 2,268 |
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