CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2020	$ 4,350	$ 75,908	$ 126,627	$ 2,587	$ (15,213)	$ 194,259
Balance (in shares) at Dec. 31, 2020	4,350,342
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			8,463			8,463
Net other comprehensive (loss) income				(1,585)		(1,585)
Purchase of treasury stock					(513)	(513)
Restricted stock, executive and Board of Director awards		(2)			0	(2)
Restricted stock vesting		5				5
Forfeited restricted stock		(3)			3	0
Cash dividends			(1,820)			(1,820)
Balance at Mar. 31, 2021	$ 4,350	75,908	133,270	1,002	(15,723)	198,807
Balance (in shares) at Mar. 31, 2021	4,350,342
Balance at Dec. 31, 2021	$ 4,389	78,395	146,010	(155)	(16,147)	212,492
Balance (in shares) at Dec. 31, 2021	4,388,901
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			6,740			6,740
Net other comprehensive (loss) income				(14,610)		(14,610)
Purchase of treasury stock					(7)	(7)
Restricted stock, executive and Board of Director awards		(5)			5	0
Restricted stock vesting		4				4
Forfeited restricted stock		2			(2)	0
Cash dividends			(1,874)			(1,874)
Balance at Mar. 31, 2022	$ 4,389	$ 78,396	$ 150,876	$ (14,765)	$ (16,151)	$ 202,745
Balance (in shares) at Mar. 31, 2022	4,388,901