Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Dec. 31, 2018	7,260,994
Balance at Dec. 31, 2018	$ 85,925	$ 56,037	$ (154)	$ (13,518)	$ 128,290
Net income		6,301			6,301
Total other comprehensive income			1,531		1,531	[1]
Cash dividends		(1,821)			(1,821)
Dividend reinvestment and purchase plan (in shares)	16,568
Dividend reinvestment and purchase plan	$ 345				345
Stock options exercised (in shares)	400
Stock options exercised	$ 4				4
Treasury shares acquired				(706)	(706)
Stock-based compensation, net (in shares)	15,032
Stock-based compensation, net	$ 316				$ 316
Balance (in shares) at Jun. 30, 2019	7,292,994				6,485,170
Balance at Jun. 30, 2019	$ 86,590	60,517	1,377	(14,224)	$ 134,260
Balance (in shares) at Mar. 31, 2019	7,285,070
Balance at Mar. 31, 2019	$ 86,437	58,139	641	(13,518)	131,699
Net income		3,290			3,290
Total other comprehensive income			736		736	[1]
Cash dividends		(912)			(912)
Dividend reinvestment and purchase plan (in shares)	7,524
Dividend reinvestment and purchase plan	$ 149				149
Stock options exercised (in shares)	400
Stock options exercised	$ 4				4
Treasury shares acquired				(706)	$ (706)
Balance (in shares) at Jun. 30, 2019	7,292,994				6,485,170
Balance at Jun. 30, 2019	$ 86,590	60,517	1,377	(14,224)	$ 134,260
Balance (in shares) at Dec. 31, 2019	7,294,792				6,423,630
Balance at Dec. 31, 2019	$ 86,617	65,063	1,842	(15,747)	$ 137,775
Net income		4,007			4,007
Total other comprehensive income			1,919		1,919
Cash dividends		(1,920)			(1,920)
Treasury shares acquired				(1,191)	(1,191)
Stock-based compensation, net (in shares)	4,037
Stock-based compensation, net	$ 105				$ 105
Balance (in shares) at Jun. 30, 2020	7,298,829				6,369,467
Balance at Jun. 30, 2020	$ 86,722	67,150	3,761	(16,938)	$ 140,695
Balance (in shares) at Mar. 31, 2020	7,298,829
Balance at Mar. 31, 2020	$ 86,722	65,140	(2,237)	(16,938)	132,687
Net income		2,966			2,966
Total other comprehensive income			5,998		5,998
Cash dividends		(956)			$ (956)
Balance (in shares) at Jun. 30, 2020	7,298,829				6,369,467
Balance at Jun. 30, 2020	$ 86,722	$ 67,150	$ 3,761	$ (16,938)	$ 140,695

[1] All amounts are net of tax. Amounts in parentheses indicate debits to AOCI.