Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning Balance (in shares) at Dec. 31, 2018		8,445
Beginning Balance at Dec. 31, 2018	$ 95,692	$ 8,445	$ 25,978	$ 69,459	$ (8,190)
Change in net unrealized gains on securities available for sale, net of reclassification adjustment and tax effects	9,749				9,749
Dividends on common shares	(1,979)			(1,979)
Issuance of common stock (in shares)		1,054
Issuance of common stock	18,709	$ 1,054	17,655
Stock-based compensation expense	25		25
Net income	7,455			7,455
Ending Balance (in shares) at Sep. 30, 2019		9,499
Ending Balance at Sep. 30, 2019	129,651	$ 9,499	43,658	74,935	1,559
Beginning Balance (in shares) at Jun. 30, 2019		9,499
Beginning Balance at Jun. 30, 2019	126,509	$ 9,499	43,650	73,129	231
Change in net unrealized gains on securities available for sale, net of reclassification adjustment and tax effects	1,328				1,328
Dividends on common shares	(712)			(712)
Stock-based compensation expense	8		8
Net income	2,518			2,518
Ending Balance (in shares) at Sep. 30, 2019		9,499
Ending Balance at Sep. 30, 2019	129,651	$ 9,499	43,658	74,935	1,559
Beginning Balance (in shares) at Dec. 31, 2019		9,499
Beginning Balance at Dec. 31, 2019	130,506	$ 9,499	43,667	76,978	362
Change in net unrealized gains on securities available for sale, net of reclassification adjustment and tax effects	6,234				6,234
Dividends on common shares	(2,850)			(2,850)
Goodwill adjustment	(485)		(485)
Stock-based compensation expense	25		25
Net income	6,916			6,916
Ending Balance (in shares) at Sep. 30, 2020		9,499
Ending Balance at Sep. 30, 2020	140,346	$ 9,499	43,207	81,044	6,596
Beginning Balance (in shares) at Jun. 30, 2020		9,499
Beginning Balance at Jun. 30, 2020	138,594	$ 9,499	43,199	78,895	7,001
Change in net unrealized gains on securities available for sale, net of reclassification adjustment and tax effects	(405)				(405)
Dividends on common shares	(950)			(950)
Stock-based compensation expense	8		8
Net income	3,099			3,099
Ending Balance (in shares) at Sep. 30, 2020		9,499
Ending Balance at Sep. 30, 2020	$ 140,346	$ 9,499	$ 43,207	$ 81,044	$ 6,596