v3.26.1
Investment Objectives and Goals - Vanguard Ohio Long-Term Tax-Exempt Fund
Nov. 30, 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 Ohio Long-Term Tax-Exempt Fund (the “Fund”) seeks to provide current income that is exempt from both federal and Ohio personal income taxes. The Fund is intended for Ohio residents only.