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	6,002			6,002
Shares issued under the dividend reinvestment plan ("DRP")	4,394	2	4,392
Stock awards granted and distributed			(580)		580
Stock awards forfeited			4		(4)
Vesting of stock awards	(88)				(88)
Tax effect of stock plans	(10)		(10)
Share based compensation expense	699		699
Cash dividend declared, 0.23 and 0.46 per share for the year ended on June 30, 2013 and 2012	(3,875)			(3,875)
Other comprehensive loss, net of deferred income taxes	(1,521)					(1,521)
Balance at Jun. 30, 2012	112,588	86	57,467	54,355	(227)	907
Balance at Dec. 31, 2012	118,672	89	64,208	55,102	(309)	(418)
Increase (Decrease) in Stockholders' Equity
Net income	6,365			6,365
Shares issued under the dividend reinvestment plan ("DRP")	3,004	1	3,003
Stock awards granted and distributed		1	(435)		434
Stock awards forfeited			9		(9)
Vesting of stock awards	(149)				(149)
Tax effect of stock plans	(9)		(9)
Share based compensation expense	662		662
Cash dividend declared, 0.23 and 0.46 per share for the year ended on June 30, 2013 and 2012	(2,069)			(2,069)
Other comprehensive loss, net of deferred income taxes	(8,882)					(8,882)
Balance at Jun. 30, 2013	$ 117,594	$ 91	$ 67,438	$ 59,398	$ (33)	$ (9,300)