v3.25.4
Expense Example - January - Equity Funds IV_Pro
Sep. 30, 2025
USD ($)
Nomura Growth and Income Fund | Institutional Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 79
Expense Example, with Redemption, 3 Years 246
Expense Example, with Redemption, 5 Years 428
Expense Example, with Redemption, 10 Years 954
Nomura Growth and Income Fund | Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 673
Expense Example, with Redemption, 3 Years 881
Expense Example, with Redemption, 5 Years 1,106
Expense Example, with Redemption, 10 Years 1,751
Nomura Growth and Income Fund | Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 70
Expense Example, with Redemption, 3 Years 221
Expense Example, with Redemption, 5 Years 384
Expense Example, with Redemption, 10 Years 859
Nomura Opportunity Fund | Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 682
Expense Example, with Redemption, 3 Years 926
Expense Example, with Redemption, 5 Years 1,189
Expense Example, with Redemption, 10 Years 1,938
Nomura Opportunity Fund | Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 80
Expense Example, with Redemption, 3 Years 269
Expense Example, with Redemption, 5 Years 473
Expense Example, with Redemption, 10 Years 1,064
Nomura Opportunity Fund | Institutional Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 88
Expense Example, with Redemption, 3 Years 294
Expense Example, with Redemption, 5 Years 517
Expense Example, with Redemption, 10 Years 1,158
Nomura Opportunity Fund | Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 289
Expense Example, with Redemption, 3 Years 604
Expense Example, with Redemption, 5 Years 1,044
Expense Example, with Redemption, 10 Years 2,268
Nomura Opportunity Fund | Class R  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 138
Expense Example, with Redemption, 3 Years 450
Expense Example, with Redemption, 5 Years 784
Expense Example, with Redemption, 10 Years $ 1,728