v3.26.1
Average Annual Total Returns - American Beacon Select Funds - American Beacon U.S. Government Money Market Select Fund
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Bloomberg US Aggregate Bond Index (Reflects no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 7.30% (0.36%) 2.01%
Lipper Institutional U.S. Government Money Market Average (Reflects no deduction for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 4.10% 3.04% 1.94%
Select      
Prospectus [Line Items]      
Average Annual Return, Percent 4.20% 3.15% 2.11%