Stock-Based Incentive Plan - Compensation Expense Related to Stock Incentive Plans Recognized (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Total expense	$ 2,001	$ 1,811
Tax benefit on nonqualified stock option expense and disqualifying dispositions of incentive stock options	215	203
Stock Options [Member]
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Total expense	0	62
Restricted Stock Units (RSUs) [Member]
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Total expense	1,949	1,701
Employee Stock Purchase Plan [Member]
Share-based Payment Arrangement, Additional Disclosure [Abstract]
Total expense	$ 52	$ 48