Vanguard FTSE All-World ex-US Small-Cap Index Fund Investment Objectives and Goals - ETF Prospectus [Member] - Vanguard FTSE All-World ex-US Small-Cap Index Fund |
Oct. 31, 2025 |
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| 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 FTSE All-World ex-US Small-Cap ETF, an exchange-traded share class of Vanguard FTSE All-World ex-US Small-Cap Index Fund (the “Fund”), seeks to track the performance of a benchmark index that measures the investment return of stocks of international small-cap companies. |