Consolidated Statements of Shareholders' Equity – (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive (Loss) Income
Beginning balance at Dec. 31, 2020	$ 176,602	$ 121,338	$ 70,839	$ (15,575)
Beginning balance (in shares) at Dec. 31, 2020		7,919,278
Increase (Decrease) in Stockholders' Equity
Net income	18,772		18,772
Other comprehensive income (loss), net of tax	6,172			6,172
Cash dividends declared	(3,619)		(3,619)
Stock-based compensation expense	1,418	$ 1,418
Issuance of restricted stock (in shares)		51,628
Stock options exercised	53	$ 53
Stock options exercised (in shares)		3,500
Forfeitures of restricted stock (in shares)		(150)
Repurchase of common stock	(3,221)	$ (3,221)
Repurchase of common stock (in shares)		(131,432)
Ending balance at Sep. 30, 2021	196,177	$ 119,588	85,992	(9,403)
Ending balance (in shares) at Sep. 30, 2021		7,842,824
Beginning balance at Dec. 31, 2020	176,602	$ 121,338	70,839	(15,575)
Beginning balance (in shares) at Dec. 31, 2020		7,919,278
Increase (Decrease) in Stockholders' Equity
Repurchase of common stock (in shares)		(190,770)
Ending balance at Dec. 31, 2021	$ 201,987	$ 118,148	92,400	(8,561)
Ending balance (in shares) at Dec. 31, 2021	7,803,166	7,803,166
Beginning balance at Jun. 30, 2021	$ 190,795	$ 120,451	80,543	(10,199)
Beginning balance (in shares) at Jun. 30, 2021		7,895,101
Increase (Decrease) in Stockholders' Equity
Net income	6,855		6,855
Other comprehensive income (loss), net of tax	796			796
Cash dividends declared	(1,406)		(1,406)
Stock-based compensation expense	562	$ 562
Repurchase of common stock	(1,425)	$ (1,425)
Repurchase of common stock (in shares)		(52,277)
Ending balance at Sep. 30, 2021	196,177	$ 119,588	85,992	(9,403)
Ending balance (in shares) at Sep. 30, 2021		7,842,824
Beginning balance at Dec. 31, 2021	$ 201,987	$ 118,148	92,400	(8,561)
Beginning balance (in shares) at Dec. 31, 2021	7,803,166	7,803,166
Increase (Decrease) in Stockholders' Equity
Net income	$ 29,408		29,408
Other comprehensive income (loss), net of tax	8,361			8,361
Cash dividends declared	(4,656)		(4,656)
Stock-based compensation expense	1,892	$ 1,892
Issuance of restricted stock (in shares)		81,501
Stock options exercised	48	$ 48
Stock options exercised (in shares)		3,000
Forfeitures of restricted stock (in shares)		(9,449)
Repurchase of common stock	(5,540)	$ (5,540)
Repurchase of common stock (in shares)		(166,375)
Ending balance at Sep. 30, 2022	$ 231,500	$ 114,548	117,152	(200)
Ending balance (in shares) at Sep. 30, 2022	7,711,843	7,711,843
Beginning balance at Jun. 30, 2022	$ 225,467	$ 115,599	109,523	345
Beginning balance (in shares) at Jun. 30, 2022		7,752,389
Increase (Decrease) in Stockholders' Equity
Net income	9,174		9,174
Other comprehensive income (loss), net of tax	(545)			(545)
Cash dividends declared	(1,545)		(1,545)
Stock-based compensation expense	634	$ 634
Issuance of restricted stock (in shares)		12,000
Stock options exercised	18	$ 18
Stock options exercised (in shares)		1,000
Repurchase of common stock	(1,703)	$ (1,703)
Repurchase of common stock (in shares)		(53,546)
Ending balance at Sep. 30, 2022	$ 231,500	$ 114,548	$ 117,152	$ (200)
Ending balance (in shares) at Sep. 30, 2022	7,711,843	7,711,843