Earnings Per Share - Two-class method (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share
Net Income	$ 40,005	$ 52,681	$ 44,675
Dividends and undistributed earnings allocated to participating securities	416	802	770
Net income available to common shareholders	$ 39,589	$ 51,879	$ 43,905
Weighted-average common shares outstanding for basic earnings per share	18,640	17,189	17,106
Dilutive effect of stock-based awards	244	297	332
Weighted-average common shares outstanding for diluted earnings per share	18,884	17,486	17,438
Per Common Share Data
Basic earnings per common share	$ 2.12	$ 3.02	$ 2.57
Diluted earnings per common share	$ 2.10	$ 2.97	$ 2.52