CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS EQUITY (USD $)	Total	Preferred Stock [Member]	Common Stock [Member]	Common Stock Warrant [Member]	Retained Earnings (Deficit) [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Opening Balances at Dec. 31, 2010	$ 125,936,000	$ 20,077,000	$ 172,677,000	$ 1,138,000	$ (68,781,000)	$ 825,000
Preferred stock dividends	(1,089,000)				(1,089,000)
Accretion of preferred stock	0	254,000			(254,000)
Employee stock purchase plan (4,726 shares, 2400 shares and 1,098 shares in 2011, 2012 and 2013 respectively)	42,000		42,000
Dividend reinvestment plan (644 shares, 934 shares and 1,954 shares in 2011, 2012 and 2013 respectively)	6,000		6,000
Stock option exercises (8,800 shares 50,930 shares and 51,055 shares in 2011, 2012, and 2013 respectively)	55,000		55,000
Stock-based compensation expense	61,000		61,000
Net income (loss)	37,485,000				37,485,000
Change in net unrealized gain on securities available for sale, net of reclassifications and tax effect	2,503,000					2,503,000
Ending Balances at Dec. 31, 2011	164,999,000	20,331,000	172,841,000	1,138,000	(32,639,000)	3,328,000
Repurchase of preferred stock	(21,000,000)	(21,000,000)
Preferred stock dividends	(361,000)				(361,000)
Accretion of preferred stock	0	669,000			(669,000)
Repurchase of common stock warrant	(7,465,000)		(6,327,000)	(1,138,000)
Employee stock purchase plan (4,726 shares, 2400 shares and 1,098 shares in 2011, 2012 and 2013 respectively)	39,000		39,000
Dividend reinvestment plan (644 shares, 934 shares and 1,954 shares in 2011, 2012 and 2013 respectively)	14,000		14,000
Stock option exercises (8,800 shares 50,930 shares and 51,055 shares in 2011, 2012, and 2013 respectively)	551,000		551,000
Stock tendered for stock option exercises (19,120 shares and 18,950 shares in 2012 and 2013 respectively)	(324,000)		(324,000)
Stock-based compensation expense	54,000		54,000
Cash dividends ($0.09 per common share and $0.45 per common share in 2012 and 2013 respectively)	(774,000)		(774,000)
Net income (loss)	12,535,000				12,535,000
Change in net unrealized gain on securities available for sale, net of reclassifications and tax effect	(955,000)					(955,000)
Change in fair value of interest rate swap, net of tax effect	(723,000)					(723,000)
Ending Balances at Dec. 31, 2012	146,590,000	0	166,074,000	0	(21,134,000)	1,650,000
Employee stock purchase plan (4,726 shares, 2400 shares and 1,098 shares in 2011, 2012 and 2013 respectively)	19,000		19,000
Dividend reinvestment plan (644 shares, 934 shares and 1,954 shares in 2011, 2012 and 2013 respectively)	33,000		33,000
Stock option exercises (8,800 shares 50,930 shares and 51,055 shares in 2011, 2012, and 2013 respectively)	700,000		700,000
Stock tendered for stock option exercises (19,120 shares and 18,950 shares in 2012 and 2013 respectively)	(411,000)		(411,000)
Stock-based compensation expense	473,000		473,000
Cash dividends ($0.09 per common share and $0.45 per common share in 2012 and 2013 respectively)	(3,889,000)		(3,889,000)
Net income (loss)	17,033,000				17,033,000
Change in net unrealized gain on securities available for sale, net of reclassifications and tax effect	(7,774,000)					(7,774,000)
Change in fair value of interest rate swap, net of tax effect	551,000					551,000
Ending Balances at Dec. 31, 2013	$ 153,325,000	$ 0	$ 162,999,000		$ (4,101,000)	$ (5,573,000)