CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Surplus	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Treasury Stock	Cumulative Effect, Period of Adoption, Adjustment [Member]	Total
Balance at Dec. 31, 2021	$ 12,358	$ 40,940		$ 93,378	$ 7,588	$ (5,709)		$ 148,555
Balance (in shares) at Dec. 31, 2021	6,178,835
Net income				3,543				3,543
Other comprehensive loss, net of taxes					(17,282)			(17,282)
Issuance of common stock under dividend reinvestment plan	$ 32	372						404
Issuance of common stock under dividend reinvestment plan (in shares)	16,297
Dividends				(1,665)				(1,665)
Balance at Mar. 31, 2022	$ 12,390	41,312		95,256	(9,694)	(5,709)		133,555
Balance (in shares) at Mar. 31, 2022	6,195,132
Balance at Dec. 31, 2022	$ 12,502	42,439	$ 768	100,712	(29,558)	(5,709)	$ 768	120,386
Balance (in shares) at Dec. 31, 2022	6,250,763
Net income				1,357				1,357
Other comprehensive loss, net of taxes					3,778			3,778
Issuance of common stock under dividend reinvestment plan	$ 41	381						422
Issuance of common stock under dividend reinvestment plan (in shares)	20,787
Dividends				(1,685)				(1,685)
Balance at Mar. 31, 2023	$ 12,543	$ 42,820		$ 101,152	$ (25,780)	$ (5,709)		$ 125,026
Balance (in shares) at Mar. 31, 2023	6,271,550