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Stock-Based Compensation Plans - Summary of Status of Company's Non-Vested Restricted Shares (Detail) - Restricted Stock [Member] - $ / shares
shares in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Nonvested, Shares, Beginning Balance 1,069    
Granted, Shares 484    
Vested, Shares (364)    
Forfeited, Shares (32)    
Nonvested, Shares, Ending Balance 1,157 1,069  
Nonvested, Weighted Average Fair Value, Beginning Balance $ 21.37    
Granted, Weighted Average Fair Value 22.44 $ 22.82 $ 20.43
Vested, Weighted Average Fair Value 20.95    
Forfeited, Weighted Average Fair Value 22.57    
Nonvested, Weighted Average Fair Value, Ending Balance $ 21.93 $ 21.37