S000093945 [Member] Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| AB Core Bond ETF | Intermediate Duration Institutional Class [Member] | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 7.21% | 2.16% | 5.50% | (13.63%) | (0.90%) | 7.86% | 8.64% | (0.19%) | 3.85% | 4.31% |