Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Unearned Employee Stock Ownership Plan Shares [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2018	$ 91	$ 40,090	$ 99,754	$ (1,096)	$ (1,836)	$ (53,856)	$ 83,147
Net income			6,557				6,557
Other comprehensive income (loss), net of tax				1,075			1,075
Amortization of restricted stock awards		138					138
Earned employee stock ownership plan shares		173			144		317
Restricted stock awards		(143)				143	0
Stock awards withheld for tax withholding						(45)	(45)
Stock compensation expense		1					1
Balance at Sep. 30, 2019	91	40,259	106,311	(21)	(1,692)	(53,758)	91,190
Balance at Jun. 30, 2019	91	40,153	104,235	(170)	(1,740)	(53,758)	88,811
Net income			2,076				2,076
Other comprehensive income (loss), net of tax				149			149
Amortization of restricted stock awards		48					48
Earned employee stock ownership plan shares		58			48		106
Balance at Sep. 30, 2019	91	40,259	106,311	(21)	(1,692)	(53,758)	91,190
Balance at Dec. 31, 2019	91	40,365	107,547	46	(1,643)	(53,758)	92,648
Net income			7,177				7,177
Other comprehensive income (loss), net of tax				1,297			1,297
Amortization of restricted stock awards		184					184
Earned employee stock ownership plan shares		112			145		257
Stock repurchases						(360)	(360)
Restricted stock awards		(268)				268	0
Stock awards withheld for tax withholding						(60)	(60)
Balance at Sep. 30, 2020	91	40,393	114,724	1,343	(1,498)	(53,910)	101,143
Balance at Jun. 30, 2020	91	40,312	111,623	1,545	(1,546)	(53,910)	98,115
Net income			3,101				3,101
Other comprehensive income (loss), net of tax				(202)			(202)
Amortization of restricted stock awards		54					54
Earned employee stock ownership plan shares		27			48		75
Balance at Sep. 30, 2020	$ 91	$ 40,393	$ 114,724	$ 1,343	$ (1,498)	$ (53,910)	$ 101,143