Annual report [Section 13 and 15(d), not S-K Item 405]

Share-Based Compensation - Summary of Stock Options Outstanding under Plans (Detail)

v3.25.0.1
Share-Based Compensation - Summary of Stock Options Outstanding under Plans (Detail) - 2013 and 2021 Plan - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Options Outstanding, Number of Shares (shares) 3,000 61,000 111,000 115,938
Options Outstanding, Weighted-Average Exercise Price Per Share (in USD per share) $ 24.83 $ 22.73 $ 19.89 $ 19.58
Options Exercisable, Number of Shares (shares) 3,000 61,000 111,000  
Options Exercisable, Weighted-Average Exercise Price Per Share (in USD per share) $ 24.83 $ 22.73 $ 19.89  
Intrinsic value of stock options outstanding (in USD per share) $ 23.62      
$24.83        
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Options Outstanding, Number of Shares (shares) 3,000      
Options Outstanding, Intrinsic Value $ (4)      
Options Outstanding, Weighted-Average Exercise Price Per Share (in USD per share) $ 24.83      
Options Outstanding, Weighted-Average Remaining Contractual Life 5 months 19 days      
Options Exercisable, Number of Shares (shares) 3,000      
Options Exercisable, Intrinsic Value $ (4)      
Options Exercisable, Weighted-Average Exercise Price Per Share (in USD per share) $ 24.83      
Options Exercisable, Weighted-Average Remaining Contractual Life 5 months 19 days