Investor A Institutional [Member] Expense Example - Investor A Shares Institutional Shares - iShares MSCI Total International Index Fund |
Dec. 31, 2025
USD ($)
|
|---|---|
| Investor A Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 41 |
| Expense Example, with Redemption, 3 Years | 128 |
| Expense Example, with Redemption, 5 Years | 224 |
| Expense Example, with Redemption, 10 Years | 505 |
| Institutional Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 14 |
| Expense Example, with Redemption, 3 Years | 45 |
| Expense Example, with Redemption, 5 Years | 79 |
| Expense Example, with Redemption, 10 Years | $ 179 |