CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands, unless otherwise specified	Total	Preferred Stock	Common Stock	Surplus	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Non Controlling Interests
Balance at Dec. 31, 2009	$ 345,989	$ 128,975	$ 405,355	$ 63,075	$ (257,931)	$ (3,511)	$ 10,026
Increase (Decrease) in Shareholders' Equity
Net income (loss)	(250,953)				(250,953)
Other comprehensive income (loss)	(11,054)					(11,054)
Preferred stock dividends and accretion	(6,949)	1,483			(8,432)
Common stock offerings and stock plan costs	(1,182)		(1,182)
4,291 and 201 net shares of common stock purchased by directors' deferred compensation plan for the years ended December 31, 2012 and 2010, respectively	(6)		(6)
Share-based compensation	233			233
Non-controlling interests	(23)						(23)
Balance at Dec. 31, 2010	76,055	130,458	404,167	63,308	(517,316)	(14,565)	10,003
Increase (Decrease) in Shareholders' Equity
Net income (loss)	36,571				36,571
Other comprehensive income (loss)	16,729					16,729
Preferred stock dividends and accretion	(969)	204			(1,173)
5,620,117 shares of common stock issued in exchange for preferred stock and accrued unpaid dividends	10,609	(130,662)	56,201		85,070
34,599,585 shares of common stock issued under common stock offerings and stock plans, net of costs	324,155		324,155
193 net shares of common stock sold by directors' deferred compensation plan	16		16
Share-based compensation	3,277			3,277
Non-controlling interests	(23)						(23)
Balance at Dec. 31, 2011	466,420		784,539	66,585	(396,848)	2,164	9,980
Increase (Decrease) in Shareholders' Equity
Net income (loss)	47,421				47,421
Other comprehensive income (loss)	(2,994)					(2,994)
4,291 and 201 net shares of common stock purchased by directors' deferred compensation plan for the years ended December 31, 2012 and 2010, respectively	(27)		(27)
Share-based compensation	3,982			3,982
Non-controlling interests	(23)						(23)
Balance at Dec. 31, 2012	$ 514,779		$ 784,512	$ 70,567	$ (349,427)	$ (830)	$ 9,957