Annual Total Returns - American Century ETF Trust |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| American Century Core Plus Income ETF | American Century Core Plus Income ETF Class | |||
| Prospectus [Line Items] | |||
| Annual Return [Percent] | 5.22% | 7.71% | (10.34%) |
| American Century Ultrashort Income ETF | American Century Ultrashort Income ETF Class | |||
| Prospectus [Line Items] | |||
| Annual Return [Percent] | 6.48% | ||