v3.26.1
Annual Fund Operating Expenses - American Century ETF Trust
Jan. 01, 2026
American Century Core Plus Income ETF | American Century Core Plus Income ETF Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.29% [1]
Other Expenses (as a percentage of Assets): 0.01%
Acquired Fund Fees and Expenses 0.02%
Expenses (as a percentage of Assets) 0.32%
American Century Ultrashort Income ETF | American Century Ultrashort Income ETF Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.19% [2]
Other Expenses (as a percentage of Assets): 0.00%
Expenses (as a percentage of Assets) 0.19%
[1] The management fee has been restated to reflect the decrease in the management fee schedule effective September 14, 2026.
[2] The management fee has been restated to reflect the decrease in the management fee schedule effective August 1, 2026.