Vanguard Total International 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 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 | 32.05% | 7.87% | 8.44% |
| Investor Shares | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 30.92% | 7.01% | 7.63% |
| Investor Shares | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 19.49% | 5.97% | 6.64% |