Earnings per Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Earnings Per Share [Abstract]
Net income	$ 18,107	$ 16,800	$ 38,412	$ 37,834
Denominator for basic earnings per share - weighted average shares outstanding	29,247	29,439	29,330	29,376
Effect of dilutive securities—stock options and restricted stock units	106	65	123	117
Denominator for diluted earnings per share—adjusted weighted-average shares outstanding	29,353	29,504	29,453	29,493
Basic earnings per share	$ 0.62	$ 0.57	$ 1.31	$ 1.29
Diluted earnings per share	$ 0.62	$ 0.57	$ 1.30	$ 1.28
Average antidilutive options and restricted stock units excluded from computation of diluted earnings per share	334	575	255	367