CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (UNAUDITED) (USD $) In Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Balance at Dec. 31, 2010	$ 307,295	$ 315,143	$ 5,915	$ 12,480	$ (120,827)	$ (2,318)	$ 96,902
Net income (loss)	(44,100)	0	0	0	(41,150)	0	(2,950)
Other comprehensive income	18,384	0	0	0	0	18,384	0
Accretion of discount on preferred stock	0	3,466	0	0	(3,466)	0	0
Preferred stock dividends declared	(17,908)	0	0	0	(17,908)	0	0
Balance at Dec. 31, 2011	263,671	318,609	5,915	12,480	(183,351)	16,066	93,952
Net income (loss)	22,650	0	0	0	22,879	0	(229)
Other comprehensive income	26,784	0	0	0	0	26,784	0
Accretion of discount on preferred stock	0	2,660	0	0	(2,660)	0	0
Preferred stock dividends declared	(14,070)	0	0	0	(14,070)	0	0
Balance at Sep. 30, 2012	$ 299,035	$ 321,269	$ 5,915	$ 12,480	$ (177,202)	$ 42,850	$ 93,723