Unaudited Consolidated Statements of Changes in Shareholders’ Equity (USD $) In Thousands, except Share data	Preferred Stock [Member]	Common Stock [Member]	Capital Surplus [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2010	$ 28,719	$ 926	$ 50,675	$ 68,678	$ 898	$ 149,896
Balance (in Shares) at Dec. 31, 2010		7,412
Net income				1,045		1,045
Other comprehensive income (loss)					(543)	(543)
Preferred stock dividends				(375)		(375)
Preferred stock discount accretion	97			(97)
Shares issued pursuant to employee stock purchase plan		1	33			34
Shares issued pursuant to employee stock purchase plan (in Shares)		8
Noncash compensation expense attributed to employee stock purchase plan			17			17
Balance at Mar. 31, 2011	28,816	927	50,725	69,251	355	150,074
Balance (in Shares) at Mar. 31, 2011		7,420
Balance at Dec. 31, 2011	29,115	931	50,848	69,520	6,643	157,057
Balance (in Shares) at Dec. 31, 2011		7,446
Net income				3,309		3,309
Other comprehensive income (loss)					(295)	(295)
Preferred stock dividends				(375)		(375)
Preferred stock discount accretion	103			(103)
Shares issued pursuant to employee stock purchase plan		1	28			29
Shares issued pursuant to employee stock purchase plan (in Shares)		8
Noncash compensation expense attributed to employee stock purchase plan			10			10
Balance at Mar. 31, 2012	$ 29,218	$ 932	$ 50,886	$ 72,351	$ 6,348	$ 159,735
Balance (in Shares) at Mar. 31, 2012		7,454