Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	Total		Common Stock	Preferred Stock [Member]	Warrants	Surplus	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2011	$ 140,586		$ 19,526	$ 47,389	$ 3,581	$ 117,883	$ (51,656)	$ 3,863
Balance, shares at Dec. 31, 2011			19,526,188
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	15,226						15,226
Issuance of common stock, shares			497,500
Issuance of common stock	0		498			(498)
Restricted stock issued, shares			(20,000)
Restricted stock issued	0		(20)			20
Discount accretion on preferred stock	0			644			(644)
Share based compensation:
stock options	23					23
restricted stock	272					272
Preferred stock dividends	(1,849)						(1,849)
Other comprehensive income	978							978
Balance at Sep. 30, 2012	155,236		20,004	48,033	3,581	117,700	(38,923)	4,841
Balance, shares at Sep. 30, 2012			20,003,688
Balance at Dec. 31, 2012	170,794	[1]	43,152	27,942	3,581	156,176	(64,241)	4,184
Balance, shares at Dec. 31, 2012			43,151,652
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	14,169						14,169
1-for-3 reverse stock split, shares			(28,767,902)
1-for-3 reverse stock split	0		(28,768)			28,768
Repurchase of fractional shares, shares			(3,006)
Repurchase of fractional shares	(39)		(3)			(36)
Restricted stock issued, shares			3,242
Restricted stock issued	0		3			(3)
Repurchase of Warrants	(20)				(1,850)	1,830
Discount accretion on preferred stock	0			397			(397)
Share based compensation:
stock options	18					18
restricted stock	360					360
Preferred stock dividends	(1,059)						(1,059)
Other comprehensive income	(5,351)							(5,351)
Balance at Sep. 30, 2013	$ 178,872		$ 14,384	$ 28,339	$ 1,731	$ 187,113	$ (51,528)	$ (1,167)
Balance, shares at Sep. 30, 2013			14,383,986

[1] Derived from audited consolidated financial statements