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Vanguard Commodity Strategy Fund Investment Objectives and Goals - Admiral Prospectus [Member] - Vanguard Commodity Strategy Fund
Oct. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial;font-size:13pt;font-weight:bold;">Fund Summary</span>
Objective [Heading] <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;">Investment Objective</span>
Objective, Primary [Text Block] Vanguard Commodity Strategy Fund (the “Fund”) seeks to provide broad commodities exposure and capital appreciation.