Earnings Per Share - Calculation of Basic and Diluted Earnings Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Earnings Per Share, Basic [Abstract]
Net income	$ 10,993	$ 15,627	$ 27,918	$ 32,966
Basic weighted average common shares	19,083,232	19,139,735	19,102,700	19,135,564
Basic earnings per common share	$ 0.58	$ 0.82	$ 1.46	$ 1.72
Net income	$ 10,993	$ 15,627	$ 27,918	$ 32,966
Weighted average common shares	19,083,232	19,139,735	19,102,700	19,135,564
Restricted stock and RSUs	63,062	57,020	68,506	64,813
Diluted weighted average common shares	19,146,294	19,196,755	19,171,206	19,200,377
Diluted earnings per common share	$ 0.57	$ 0.81	$ 1.46	$ 1.72