CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive (loss) income.	Treasury stock	Total
Balance at Dec. 31, 2020	$ 78	$ 91,622	$ 33,535	$ 1,408	$ (567)	$ 126,076
Balance (in shares) at Dec. 31, 2020	7,793,482
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			11,195			11,195
Other comprehensive loss				(1,575)		(1,575)
Exercise of stock options, net of repurchases	$ 1	20				21
Exercise of stock options, net of repurchases (in shares)	54,012
Stock compensation expense		1,464				1,464
Balance at Sep. 30, 2021	$ 79	93,106	44,730	(167)	(567)	137,181
Balance (in shares) at Sep. 30, 2021	7,847,494
Balance at Jun. 30, 2021	$ 79	92,624	42,211	323	(567)	134,670
Balance (in shares) at Jun. 30, 2021	7,830,704
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			2,519			2,519
Other comprehensive loss				(490)		(490)
Exercise of stock options, net of repurchases (in shares)	16,790
Stock compensation expense		482				482
Balance at Sep. 30, 2021	$ 79	93,106	44,730	(167)	(567)	137,181
Balance (in shares) at Sep. 30, 2021	7,847,494
Balance at Dec. 31, 2021	$ 81	93,611	51,460	(850)	(567)	143,735
Balance (in shares) at Dec. 31, 2021	8,088,846
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			19,404			19,404
Other comprehensive loss				(15,092)		(15,092)
Restricted stock award forfeitures (in shares)	(13,750)
Cash dividends paid to common stockholders ($0.09 per share)			1,455			1,455
Exercise of stock options, net of repurchases		178				178
Exercise of stock options, net of repurchases (in shares)	9,598
Vested restricted stock awards settlement					(59)	(59)
Vested restricted stock awards settlement (in shares)	(1,776)
Stock compensation expense		1,827				1,827
Balance at Sep. 30, 2022	$ 81	95,616	69,409	(15,942)	(626)	148,538
Balance (in shares) at Sep. 30, 2022	8,082,918
Balance at Jun. 30, 2022	$ 81	94,923	62,426	(11,277)	(626)	145,527
Balance (in shares) at Jun. 30, 2022	8,080,486
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			7,711			7,711
Other comprehensive loss				(4,665)		(4,665)
Restricted stock award forfeitures (in shares)	2,432
Cash dividends paid to common stockholders ($0.09 per share)			728			728
Exercise of stock options, net of repurchases		7				7
Stock compensation expense		686				686
Balance at Sep. 30, 2022	$ 81	$ 95,616	$ 69,409	$ (15,942)	$ (626)	$ 148,538
Balance (in shares) at Sep. 30, 2022	8,082,918