Earnings Per Share - Basic and Diluted Weighted Average Shares Outstanding Used to Compute Earnings Per Share (Detail) - $ / shares shares in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share [Abstract]
Basic weighted average shares outstanding	37,478	37,384
Dilutive effect of stock options and restricted stock	167	440
Diluted weighted average shares outstanding	37,645	37,824
Basic earnings per share	$ 1.96	$ 1.73
Diluted earnings per share	$ 1.96	$ 1.71