Unaudited Condensed Consolidated Statements of Changes in Shareholders’ Equity (USD $) In Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
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				6,456		6,456
Other comprehensive income (loss)					891	891
Cash dividends declared-preferred				(750)		(750)
Preferred stock discount accretion	208			(208)
Shares issued pursuant to employee stock purchase plan		1	61			62
Shares issued pursuant to employee stock purchase plan (in Shares)		14
Expense related to employee stock purchase plan			20			20
Balance at Jun. 30, 2012	29,323	932	50,929	75,018	7,534	163,736
Balance (in Shares) at Jun. 30, 2012		7,460
Balance at Dec. 31, 2012	29,537	934	50,934	79,747	6,869	168,021
Balance (in Shares) at Dec. 31, 2012		7,470
Net income				7,339		7,339
Other comprehensive income (loss)					(11,133)	(11,133)
Cash dividends declared-preferred				(750)		(750)
Preferred stock discount accretion	222			(222)
Shares issued pursuant to employee stock purchase plan			69			69
Shares issued pursuant to employee stock purchase plan (in Shares)		5
Expense related to employee stock purchase plan			19			19
Balance at Jun. 30, 2013	$ 29,759	$ 934	$ 51,022	$ 86,114	$ (4,264)	$ 163,565
Balance (in Shares) at Jun. 30, 2013		7,475