CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning balance (shares) at Dec. 31, 2020		15,016,700
Beginning balance at Dec. 31, 2020	$ 143,366	$ 78,657	$ 8,521	$ 55,348	$ 840
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	11,456			11,456
Other comprehensive loss	(620)				(620)
Stock issued under stock-based compensation plans (shares)		120,537
Stock issued under stock-based compensation plans	89	$ 89
Stock-based compensation, net	(197)		(197)
Repurchase of common stock (shares)		(3,830)
Repurchase of common stock	(28)	$ (28)
Cash dividends declared	(2,104)			(2,104)
Ending balance (shares) at Jun. 30, 2021		15,133,407
Ending balance at Jun. 30, 2021	151,962	$ 78,718	8,324	64,700	220
Beginning balance (shares) at Mar. 31, 2021		15,037,635
Beginning balance at Mar. 31, 2021	146,993	$ 78,654	8,652	59,373	314
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	6,379			6,379
Other comprehensive loss	(94)				(94)
Stock issued under stock-based compensation plans (shares)		95,772
Stock issued under stock-based compensation plans	64	$ 64
Stock-based compensation, net	(328)		(328)
Cash dividends declared	(1,052)			(1,052)
Ending balance (shares) at Jun. 30, 2021		15,133,407
Ending balance at Jun. 30, 2021	151,962	$ 78,718	8,324	64,700	220
Beginning balance (shares) at Dec. 31, 2021		15,137,808
Beginning balance at Dec. 31, 2021	165,222	$ 78,718	8,645	79,056	(1,197)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	16,632			16,632
Other comprehensive loss	(9,777)				(9,777)
Stock issued under stock-based compensation plans (shares)		51,395
Stock issued under stock-based compensation plans	(79)		(79)
Stock-based compensation, net	523		523
Cash dividends declared	(3,029)			(3,029)
Ending balance (shares) at Jun. 30, 2022		15,189,203
Ending balance at Jun. 30, 2022	169,492	$ 78,718	9,089	92,659	(10,974)
Beginning balance (shares) at Mar. 31, 2022		15,137,808
Beginning balance at Mar. 31, 2022	165,991	$ 78,718	8,860	85,694	(7,281)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	8,480			8,480
Other comprehensive loss	(3,693)				(3,693)
Stock issued under stock-based compensation plans (shares)		51,395
Stock issued under stock-based compensation plans	(79)		(79)
Stock-based compensation, net	308		308
Cash dividends declared	(1,515)			(1,515)
Ending balance (shares) at Jun. 30, 2022		15,189,203
Ending balance at Jun. 30, 2022	$ 169,492	$ 78,718	$ 9,089	$ 92,659	$ (10,974)