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, 2016	$ 54,451	$ 15,364	$ 39,824	$ (737)
Increase (Decrease) in Stockholders' Equity
Net income	1,758	0	1,758	0
Other comprehensive income (loss), net of tax effect	807	0	0	807
Cash dividends	(904)	0	(904)	0
Amortization of unearned compensation, restricted stock awards	64	64	0	0
Issuance of common stock - non-vested shares	0	0	0	0
Issuance of common stock - vested shares	90	90	0	0
Repurchase of common stock	(7)	(7)	0	0
Balance at Jun. 30, 2017	56,259	15,511	40,678	70
Balance at Dec. 31, 2017	56,142	15,526	40,491	125
Increase (Decrease) in Stockholders' Equity
Net income	3,245	0	3,245	0
Other comprehensive income (loss), net of tax effect	(920)	0	0	(920)
Cash dividends	(906)	0	(906)	0
Amortization of unearned compensation, restricted stock awards	65	65	0	0
Reclassification of net unrealized gains on equity securities from Accumulated Other Comprehensive Income per ASU 2016-01 | ASU 2016-01 [Member]	(10)	0	(10)	0
Issuance of common stock - non-vested 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 Jun. 30, 2018	$ 57,698	$ 15,673	$ 42,820	$ (795)