S000057342 [Member] Annual Total Returns |
12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| iShares Investment Grade Systematic Bond ETF | iShares Investment Grade Systematic Bond ETF | |||||||
| Prospectus [Line Items] | |||||||
| Annual Return [Percent] | 3.40% | 9.47% | (15.00%) | (0.93%) | 11.12% | 15.87% | (3.07%) |