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S000005650 [Member] Investment Objectives and Goals - Wilmington U.S. Government Money Market Fund
Apr. 30, 2026
Prospectus [Line Items]  
Risk/Return [Heading] WILMINGTON U.S. GOVERNMENT MONEY MARKET FUND SUMMARY
Objective [Heading] Investment Goal
Objective, Primary [Text Block]
The Fund seeks to provide current income while maintaining liquidity and stability of principal.