Investor A and Institutional [Member] Annual Total Returns |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Investor A, Institutional | BlackRock Sustainable Aware Advantage Emerging Markets Equity Fund | Investor A | |||||
| Prospectus [Line Items] | |||||
| Annual Return [Percent] | 33.70% | 7.10% | 7.98% | (22.10%) | (2.94%) |