CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED) (USD $) In Thousands, unless otherwise specified	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balances at Dec. 31, 2013	$ 53	$ 45,399	$ 111,031	$ (18,060)	$ 155	$ 138,578
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income	0	0	2,064	0	0	2,064
Other comprehensive income	0	0	0	0	632	632
Restricted stock awards	0	36	0	0	0	36
Restricted stock units for directors' deferred compensation plan	0	23	0	0	0	23
Cash dividends declared	0	0	(1,200)	0	0	(1,200)
Distribution of shares of treasury stock for directors' compensation	0	59	0	214	0	273
Distribution of shares of treasury stock for employee restricted stock awards, net	0	(26)	0	26	0	0
Distribution of shares of treasury stock for employee compensation	0	25	0	92	0	117
Balances at Mar. 31, 2014	53	45,516	111,895	(17,278)	787	140,523
Balances at Dec. 31, 2014	53	45,355	114,383	(17,378)	(8,785)	133,628
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Net income	0	0	2,276	0	0	2,276
Other comprehensive income	0	0	0	0	998	998
Restricted stock awards	0	52	0	0	0	52
Restricted stock units for directors' deferred compensation plan	0	25	0	0	0	25
Cash dividends declared	0	0	(1,209)	0	0	(1,209)
Distribution of shares of treasury stock for directors' compensation	0	24	0	247	0	271
Distribution of shares of treasury stock for employee compensation	0	8	0	85	0	93
Sale of treasury stock	0	13	0	146	0	159
Balances at Mar. 31, 2015	$ 53	$ 45,477	$ 115,450	$ (16,900)	$ (7,787)	$ 136,293