CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Surplus	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Total
Balance at Dec. 31, 2019	$ 12,097	$ 38,365	$ 79,778	$ 4,221	$ (5,709)	$ 128,752
Balance (in shares) at Dec. 31, 2019	6,048,506
Net Income			2,053			2,053
Other comprehensive income, net of taxes				605		605
Issuance of common stock under dividend reinvestment plan	$ 30	280				310
Issuance of common stock under dividend reinvestment plan (in shares)	15,213
Dividends			(1,570)			(1,570)
Balance at Mar. 31, 2020	$ 12,127	38,645	80,261	4,826	(5,709)	130,150
Balance (in shares) at Mar. 31, 2020	6,063,719
Balance at Dec. 31, 2019	$ 12,097	38,365	79,778	4,221	(5,709)	128,752
Balance (in shares) at Dec. 31, 2019	6,048,506
Net Income						5,434
Other comprehensive income, net of taxes						5,850
Balance at Jun. 30, 2020	$ 12,160	38,943	82,067	10,071	(5,709)	137,532
Balance (in shares) at Jun. 30, 2020	6,079,854
Balance at Mar. 31, 2020	$ 12,127	38,645	80,261	4,826	(5,709)	130,150
Balance (in shares) at Mar. 31, 2020	6,063,719
Net Income			3,381			3,381
Other comprehensive income, net of taxes				5,245		5,245
Issuance of common stock under dividend reinvestment plan	$ 33	298				331
Issuance of common stock under dividend reinvestment plan (in shares)	16,135
Dividends			(1,575)			(1,575)
Balance at Jun. 30, 2020	$ 12,160	38,943	82,067	10,071	(5,709)	137,532
Balance (in shares) at Jun. 30, 2020	6,079,854
Balance at Dec. 31, 2020	$ 12,231	39,543	85,307	12,870	(5,709)	144,242
Balance (in shares) at Dec. 31, 2020	6,115,281
Net Income			3,878			3,878
Other comprehensive income, net of taxes				(3,923)		(3,923)
Issuance of common stock under dividend reinvestment plan	$ 32	351				383
Issuance of common stock under dividend reinvestment plan (in shares)	16,304
Dividends			(1,647)			(1,647)
Balance at Mar. 31, 2021	$ 12,263	39,894	87,538	8,947	(5,709)	142,933
Balance (in shares) at Mar. 31, 2021	6,131,585
Balance at Dec. 31, 2020	$ 12,231	39,543	85,307	12,870	(5,709)	144,242
Balance (in shares) at Dec. 31, 2020	6,115,281
Net Income						7,483
Other comprehensive income, net of taxes						(1,725)
Balance at Jun. 30, 2021	$ 12,293	40,223	89,550	11,145	(5,709)	147,502
Balance (in shares) at Jun. 30, 2021	6,146,561
Balance at Mar. 31, 2021	$ 12,263	39,894	87,538	8,947	(5,709)	142,933
Balance (in shares) at Mar. 31, 2021	6,131,585
Net Income			3,605			3,605
Other comprehensive income, net of taxes				2,198		2,198
Issuance of common stock under dividend reinvestment plan	$ 30	329				359
Issuance of common stock under dividend reinvestment plan (in shares)	14,976
Dividends			(1,593)			(1,593)
Balance at Jun. 30, 2021	$ 12,293	$ 40,223	$ 89,550	$ 11,145	$ (5,709)	$ 147,502
Balance (in shares) at Jun. 30, 2021	6,146,561