v3.26.3
Annual Total Returns
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
American Beacon SSI Alternative Income Fund | American Beacon SSI Alternative Income Fund | Y Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 7.40% 9.30% 7.82% (5.01%) 3.93% 10.18% 6.60% 0.57% 4.35% 5.68%
AB ARK Transformational Innovation Fund | American Beacon ARK Transformational Innovation Fund | Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 35.66% 8.19% 67.46% (66.26%) (22.86%) 147.17% 31.93% (3.30%)    
AB TwentyFour Funds | American Beacon TwentyFour Strategic Income Fund | Investor Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 6.98% 8.62% 11.49% (12.64%) 2.02% 7.71% 11.63% (1.26%)    
AB TwentyFour Funds | American Beacon TwentyFour Short Term Bond Fund | Y Class                    
Prospectus [Line Items]                    
Annual Return [Percent] 5.58% 5.80% 7.21% (3.86%) 0.70%