CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Total
Balances at Dec. 31, 2015	$ 2,773	$ 9,986	$ 21,718	$ (301)	$ 34,176
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			1,101		1,101
Cash dividends, $.40 per share			(1,112)		(1,112)
Dividends reinvested under dividend reinvestment plan	14	144			158
Other comprehensive income				(509)	(509)
Balances at Dec. 31, 2016	2,787	10,130	21,707	(810)	33,814
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			911		911
Cash dividends, $.40 per share			(1,117)		(1,117)
Dividends reinvested under dividend reinvestment plan	14	137			151
Reclassification of certain income (loss) tax effects from accumulated other comprehensive income			104	(104)
Other comprehensive income				283	283
Balances at Dec. 31, 2017	$ 2,801	$ 10,267	$ 21,605	$ (631)	$ 34,042