v3.26.1
S000005535 [Member] Expense Example - Wilmington International Fund
Apr. 30, 2026
USD ($)
Class A Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 657
Expense Example, with Redemption, 3 Years 962
Expense Example, with Redemption, 5 Years 1,289
Expense Example, with Redemption, 10 Years 2,211
Class I Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 88
Expense Example, with Redemption, 3 Years 304
Expense Example, with Redemption, 5 Years 539
Expense Example, with Redemption, 10 Years $ 1,212