v3.26.1
S000034848 [Member] Expense Example - Wilmington Real Asset Fund
Apr. 30, 2026
USD ($)
Class A Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 645
Expense Example, with Redemption, 3 Years 921
Expense Example, with Redemption, 5 Years 1,216
Expense Example, with Redemption, 10 Years 2,055
Class I Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 76
Expense Example, with Redemption, 3 Years 260
Expense Example, with Redemption, 5 Years 461
Expense Example, with Redemption, 10 Years $ 1,039