Consolidated Statement Of Shareholders' Equity (USD $) In Thousands, except Share data	Series D Preferred Stock [Member] Paid-In Capital [Member]	Series D Preferred Stock [Member]	Series C Preferred Stock [Member] Paid-In Capital [Member]	Series C Preferred Stock [Member]	Comprehensive Income (Loss) [Member]	Preferred Stock [Member]	Common Stock [Member]	Treasury Stock [Member]	Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Non-Controlling Interest [Member]	Total
Balance at Dec. 31, 2008					$ 44,124	$ 1	$ 81		$ 263,290	$ 44,980	$ 2,575	$ 13,769	$ 324,696
Balance, shares at Dec. 31, 2008							8,113,669
Unrealized gain on investment securities					(2,575)						(2,575)		(2,575)
Preferred stock dividends	(813)	(813)	(210)	(210)									(1,023)
Net income (loss)					(79,573)					(79,698)		125	(79,573)
Sale of controlling interest									(149)				(149)
Acquisition of controlling interest												4,040	4,040
Repurchase/sale of treasury shares, net
Balance at Dec. 31, 2009					(38,024)	1	81		262,118	(34,718)		17,934	245,416
Balance, shares at Dec. 31, 2009							8,113,669
Preferred stock dividends	(863)	(863)	(210)	(210)									(1,073)
Net income (loss)					(67,098)					(67,196)		98	(67,098)
Sale of controlling interest									27			22	49
Distributions to non-controlling interests												(46)	(46)
Acquisition of controlling interest									10,610			(4,408)	6,202
Repurchase/sale of treasury shares, net								(2)					(2)
Balance at Dec. 31, 2010					(105,122)	1	81	(2)	271,682	(101,914)		13,600	183,448
Balance, shares at Dec. 31, 2010							8,113,669
Preferred stock dividends	(900)	(900)	(210)	(210)									(1,110)
Net income (loss)					(45,930)					(46,321)		(282)	(46,603)
Issuance of common stock							3		1,527				1,530
Issuance of common stock, shares							300,000
Sale of controlling interest									1,787			2,232	4,019
Balance at Dec. 31, 2011					$ (151,052)	$ 1	$ 84	$ (2)	$ 273,886	$ (148,235)		$ 15,550	$ 141,284
Balance, shares at Dec. 31, 2011							8,413,669