v3.26.1
Annual Fund Operating Expenses - DELAWARE GROUP EQUITY FUNDS IV - A, C, R, and Institutional - Nomura Healthcare Fund
Mar. 31, 2026
Prospectus [Line Items]  
Fee Waiver or Reimbursement over Assets, Date of Termination July 30, 2027
A  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.84%
Distribution and Service (12b-1) Fees 0.25%
Other Expenses (as a percentage of Assets): 0.17%
Expenses (as a percentage of Assets) 1.26%
Fee Waiver or Reimbursement (0.05%) [1]
Net Expenses (as a percentage of Assets) 1.21%
C  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.84%
Distribution and Service (12b-1) Fees 1.00%
Other Expenses (as a percentage of Assets): 0.17%
Expenses (as a percentage of Assets) 2.01%
Fee Waiver or Reimbursement (0.05%) [1]
Net Expenses (as a percentage of Assets) 1.96%
R  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.84%
Distribution and Service (12b-1) Fees 0.50%
Other Expenses (as a percentage of Assets): 0.17%
Expenses (as a percentage of Assets) 1.51%
Fee Waiver or Reimbursement (0.05%) [1]
Net Expenses (as a percentage of Assets) 1.46%
Institutional  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.84%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.17%
Expenses (as a percentage of Assets) 1.01%
Fee Waiver or Reimbursement (0.05%) [1]
Net Expenses (as a percentage of Assets) 0.96%
[1]
2 The Fund’s investment manager, Delaware Management Company (Manager), has contractually agreed to waive all or a portion of its investment advisory fees and/or pay/reimburse expenses (excluding any 12b-1 fees, acquired fund fees and expenses, taxes, interest, short sale dividend and interest expenses, brokerage fees, certain insurance costs, and nonroutine expenses or costs, including, but not limited to, those relating to reorganizations, litigation, conducting shareholder meetings, and liquidations) in order to prevent total annual fund operating expenses from exceeding 0.96% of the Fund’s average daily net assets from July 31, 2026 through July 30, 2027. These waivers and reimbursements may only be terminated by agreement of the Manager and the Fund.