Stock-based Compensation - Unrecognized Compensation Costs for Stock Options, Performance Shares, RSUs and SARs (Detail) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Stock Option [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation costs for stock options, performance share awards, RSUs and SARs	$ 631	$ 692
Performance Shares and RSUs [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation costs for stock options, performance share awards, RSUs and SARs	7,321	6,144
SARs [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation costs for stock options, performance share awards, RSUs and SARs	$ 6,860	$ 5,211