Consolidated Statements Of Changes In Shareholders' Equity (USD $) In Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2012	$ 4,503	$ 35,788	$ 62,475	$ (4,050)	$ (7,082)	$ 91,634
Net income			1,551			1,551
Other comprehensive income				237		237
Cash dividends declared			(698)			(698)
Treasury shares issued under stock option plans		(1)			4	3
Common stock issued under dividend reinvestment plan	13	180				193
Balance at Mar. 31, 2013	4,516	35,967	63,328	(3,813)	(7,078)	92,920
Balance at Dec. 31, 2013	4,561	36,636	65,897	(4,696)	(7,010)	95,388
Net income			1,826			1,826
Other comprehensive income				994		994
Cash dividends declared			(709)			(709)
Treasury shares issued under stock option plans					4	4
Common stock issued under dividend reinvestment plan	10	160				170
Balance at Mar. 31, 2014	$ 4,571	$ 36,796	$ 67,014	$ (3,702)	$ (7,006)	$ 97,673