v3.26.1
Vanguard U.S. Growth Fund Expense Example - Retail Prospectus [Member] - Vanguard U.S. Growth Fund
Aug. 31, 2025
USD ($)
Investor Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 36
Expense Example, with Redemption, 3 Years 113
Expense Example, with Redemption, 5 Years 197
Expense Example, with Redemption, 10 Years 443
Admiral Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 26
Expense Example, with Redemption, 3 Years 80
Expense Example, with Redemption, 5 Years 141
Expense Example, with Redemption, 10 Years $ 318