Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock and Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Dec. 31, 2017	$ 56,142	$ 15,526	$ 40,491	$ 125
Increase (Decrease) in Stockholders' Equity
Net income	4,562	0	4,562	0
Other comprehensive income (loss), net of tax effect	(1,248)	0	0	(1,248)
Cash dividends	(1,360)	0	(1,360)	0
Reclassification of net unrealized gains on equity securities from accumulated other comprehensive income (loss)	0	0	(10)	10
Amortization of unearned compensation, restricted stock awards	99	99	0	0
Issuance of common stock - unvested shares	0	0	0	0
Issuance of common stock - vested shares	90	90	0	0
Repurchase of common stock	(8)	(8)	0	0
Balance at Sep. 30, 2018	58,277	15,707	43,683	(1,113)
Balance at Jun. 30, 2018	57,698	15,673	42,820	(795)
Increase (Decrease) in Stockholders' Equity
Net income	1,317	0	1,317	0
Other comprehensive income (loss), net of tax effect	(318)	0	0	(318)
Cash dividends	(454)	0	(454)	0
Amortization of unearned compensation, restricted stock awards	34	34	0	0
Balance at Sep. 30, 2018	58,277	15,707	43,683	(1,113)
Balance at Dec. 31, 2018	60,007	15,742	44,803	(538)
Increase (Decrease) in Stockholders' Equity
Net income	5,248	0	5,248	0
Other comprehensive income (loss), net of tax effect	1,897	0	0	1,897
Cash dividends	(1,364)	0	(1,364)	0
Amortization of unearned compensation, restricted stock awards	114	114	0	0
Issuance of common stock - unvested shares	0	0	0	0
Issuance of common stock - vested shares	95	95	0	0
Repurchase of common stock	(21)	(21)	0	0
Balance at Sep. 30, 2019	65,976	15,930	48,687	1,359
Balance at Jun. 30, 2019	64,106	15,890	47,090	1,126
Increase (Decrease) in Stockholders' Equity
Net income	2,052	0	2,052	0
Other comprehensive income (loss), net of tax effect	233	0	0	233
Cash dividends	(455)	0	(455)	0
Amortization of unearned compensation, restricted stock awards	40	40	0	0
Balance at Sep. 30, 2019	$ 65,976	$ 15,930	$ 48,687	$ 1,359