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Stock-Based Compensation Plans - Summary of Restricted Stock and Stock Option Activity (Detail) - $ / shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Stock Options Outstanding, Number of Shares      
Granted (in shares) 756,353 768,737 605,684
Exercised (in shares) (2,114) (8,858) (75,848)
Time-Based      
Non-Vested Restricted Stock Awards Outstanding, Number of Shares      
Beginning balance (in shares) 1,791,631    
Granted (in shares) 1,046,572    
Vested (in shares) (821,321)    
Forfeited (in shares) (107,300)    
Exercised (in shares) 0    
Ending balance (in shares) 1,909,582 1,791,631  
Non-Vested Restricted Stock Awards Outstanding, Weighted-Average Grant Date Fair Value      
Beginning balance (in dollars per share) $ 49.26    
Granted (in dollars per share) 54.24    
Vested (in dollars per share) 50.24    
Forfeited (in dollars per share) 50.88    
Exercised (in dollars per share) 0    
Ending balance (in dollars per share) $ 51.48 $ 49.26  
Performance-Based      
Non-Vested Restricted Stock Awards Outstanding, Number of Shares      
Beginning balance (in shares) 608,640    
Granted (in shares) 138,854    
Vested (in shares) (219,583)    
Forfeited (in shares) (26,186)    
Exercised (in shares) 0    
Ending balance (in shares) 501,725 608,640  
Non-Vested Restricted Stock Awards Outstanding, Weighted-Average Grant Date Fair Value      
Beginning balance (in dollars per share) $ 53.00    
Granted (in dollars per share) 55.74    
Vested (in dollars per share) 58.88    
Forfeited (in dollars per share) 52.30    
Exercised (in dollars per share) 0    
Ending balance (in dollars per share) $ 52.44 $ 53.00  
Stock Options Outstanding      
Stock Options Outstanding, Number of Shares      
Beginning balance (in shares) 2,114    
Granted (in shares) 0    
Vested (in shares) 0    
Forfeited (in shares) 0    
Exercised (in shares) (2,114)    
Ending balance (in shares) 0 2,114  
Stock Options Outstanding, Weighted-Average Exercise Price      
Beginning balance (in dollars per share) $ 31.51    
Granted (in dollars per share) 0    
Vested (in dollars per share) 0    
Forfeited (in dollars per share) 0    
Exercised (in dollars per share) 31.51    
Ending balance (in dollars per share) $ 0 $ 31.51