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Equity Capital and Earnings Per Share - Basic and Diluted Earnings Per Common Share (Detail) - $ / shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Equity Capital and Earnings Per Share [Abstract]    
Basic earnings per common share (in dollars per share) $ 2.85 $ 2.62
Diluted earnings per common share (in dollars per share) $ 2.84 $ 2.61