Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional paid-in capital	Retained earnings	Treasury stock	Accumulated other comprehensive loss
Balances at Dec. 31, 2015	$ 53,568	$ 9,864	$ 501	$ 49,524	$ (4,019)	$ (2,302)
Common Stock, Shares, net of treasury at Dec. 31, 2015		4,457,177
Net income	6,166			6,166
Other comprehensive income	667					667
Dividend reinvestment plan	6		4		2
Dividend reinvestment plan, shares		190
Cash dividends declared ($0.87 and $0.83 per share for the nine months ended September 30, 2017 and 2016, respectively)	(3,701)			(3,701)
Stock based compensation expense	49		49
Exercise of stock options	56	$ 5	51
Exercise of stock options, shares		2,500
Purchase of treasury stock	(6)				(6)
Purchase of treasury stock, shares		(213)
Balances at Sep. 30, 2016	56,805	$ 9,869	605	51,989	(4,023)	(1,635)
Common Stock, Shares, net of treasury at Sep. 30, 2016		4,459,654
Balances at Dec. 31, 2016	56,279	$ 9,874	620	53,086	(4,022)	(3,279)
Common Stock, Shares, net of treasury at Dec. 31, 2016		4,462,135
Net income	6,527			6,527
Other comprehensive income	587					587
Dividend reinvestment plan	18		14		4
Dividend reinvestment plan, shares		422
Cash dividends declared ($0.87 and $0.83 per share for the nine months ended September 30, 2017 and 2016, respectively)	(3,882)			(3,882)
Stock based compensation expense	102		102
Exercise of stock options	19	$ 2	17
Exercise of stock options, shares		1,000
Purchase of treasury stock	(43)				(43)
Purchase of treasury stock, shares		(1,040)
Balances at Sep. 30, 2017	$ 59,607	$ 9,876	$ 753	$ 55,731	$ (4,061)	$ (2,692)
Common Stock, Shares, net of treasury at Sep. 30, 2017		4,462,517