v3.26.1
Vanguard Ultra-Short Bond ETF Investment Objectives and Goals - ETF Prospectus [Member] - Vanguard Ultra-Short Bond ETF
Dec. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] <span style="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 Ultra-Short Bond ETF (the “Fund”) seeks to provide current income while maintaining limited price volatility.