Investor A Institutional [Member] Expense Example - Investor A, Institutional - BlackRock Sustainable Aware Advantage International Equity Fund |
Apr. 30, 2026
USD ($)
|
|---|---|
| Institutional | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 51 |
| Expense Example, with Redemption, 3 Years | 724 |
| Expense Example, with Redemption, 5 Years | 1,421 |
| Expense Example, with Redemption, 10 Years | 3,281 |
| Investor A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 598 |
| Expense Example, with Redemption, 3 Years | 1,284 |
| Expense Example, with Redemption, 5 Years | 1,992 |
| Expense Example, with Redemption, 10 Years | $ 3,863 |