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Share-based Payment Awards - Schedule of Fair Value Assumptions of Market-based Awards (Details) - Time-based restricted stock units - Market Based Vesting
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Volatility of A&B common stock (percent) 24.40% 27.40%  
Volatility of A&B common stock, minimum (percent)     31.80%
Volatility of A&B common stock, maximum (percent)     49.10%
Average volatility of peer companies (percent) 29.80% 29.90%  
Average volatility of peer companies, minimum (percent)     33.60%
Average volatility of peer companies, maximum (percent)     48.20%
Risk-free interest rate (percent) 4.30% 4.00%  
Risk-free interest rate, minimum (percent)     3.80%
Risk-free interest rate, maximum (percent)     4.50%