Consolidated Statements of Changes In Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive (Loss) Income [Member]
Balance at Dec. 31, 2015	$ 70,068	$ 4,227	$ 40,559	$ 23,470	$ 1,812
Net income	5,728			5,728
Total other comprehensive income, net of taxes	1,144				1,144
Employee Stock Purchase Plan	56	3	53
Common stock dividends	(1,945)			(1,945)
Restricted stock activity	34	2	32
Balance at Sep. 30, 2016	75,085	4,232	40,644	27,253	2,956
Balance at Dec. 31, 2016	70,467	4,233	40,688	28,399	(2,853)
Net income	6,588			6,588
Total other comprehensive income, net of taxes	1,823				1,823
Employee Stock Purchase Plan	76	3	73
Director Stock Purchase Plan	21	1	20
Common stock dividends	(1,653)			(1,653)
Restricted stock activity	69	4	65
Balance at Sep. 30, 2017	$ 77,391	$ 4,241	$ 40,846	$ 33,334	$ (1,030)