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Employee Benefit Plans - Summary of Stock Option Activity (Detail) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]    
Beginning balance (shares) 320,353  
Exercised (shares) (145,382)  
Ending balance (shares) 174,971  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]    
Beginning balance (usd per share) $ 54.99  
Exercised (usd per share) 46.13  
Ending balance (usd per share) $ 62.35  
Aggregate Intrinsic Value $ 30 $ 48