Vanguard European Stock Index Fund Average Annual Total Returns - Investor Prospectus [Member] |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| FTSE Developed Europe All Cap Index (reflects no deduction for fees or expenses)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 35.79% | 10.14% | 8.70% |
| FTSE Global All Cap ex US Index (reflects no deduction for fees or expenses)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 31.95% | 8.04% | 8.56% |
| Investor Shares | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 35.20% | 9.97% | 8.55% |
| Investor Shares | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 34.36% | 9.22% | 7.82% |
| Investor Shares | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 21.48% | 7.78% | 6.80% |