Computation of Basic and Diluted Earnings per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Numerators:
Net income	$ 64,087	$ 72,878	$ 74,051
Denominators:
Weighted average common shares outstanding—basic	35,950	35,844	35,652
Dilutive potential common shares	174	187	257
Weighted average common shares outstanding— diluted	36,124	36,031	35,909
Antidilutive potential common shares excluded from above	128	99	91
Earnings per Common Share:
Basic	$ 1.78	$ 2.03	$ 2.08
Diluted	$ 1.77	$ 2.02	$ 2.06