Consolidated Statements of Stockholders' Equity (USD $) In Thousands, unless otherwise specified	Total	Common Stock	Surplus	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2011	$ 106,987	$ 84	$ 52,962	$ 52,228	$ (715)	$ 2,428
Increase (Decrease) in Stockholders' Equity
Net income	2,939			2,939
Shares issued under the dividend reinvestment plan ("DRP")	2,088	1	2,087
Stock awards granted and distributed			(562)		562
Stock awards forfeited			4		(4)
Vesting of stock awards	(88)				(88)
Tax effect of stock plans	(10)		(10)
Share based compensation expense	366		366
Cash dividend declared, $0.23 per share	(1,923)			(1,923)
Other comprehensive loss, net of deferred income taxes	(382)					(382)
Balance at Mar. 31, 2012	109,977	85	54,847	53,244	(245)	2,046
Balance at Dec. 31, 2012	118,672	89	64,208	55,102	(309)	(418)
Increase (Decrease) in Stockholders' Equity
Net income	3,113			3,113
Stock awards granted and distributed		1	(411)		410
Vesting of stock awards	(149)				(149)
Tax effect of stock plans	(9)		(9)
Share based compensation expense	338		338
Other comprehensive loss, net of deferred income taxes	(551)					(551)
Balance at Mar. 31, 2013	$ 121,414	$ 90	$ 64,126	$ 58,215	$ (48)	$ (969)