Consolidated Statement of Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Total	Common Stock [Member]	Preferred Stock Including Additional Paid in Capital [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Beginning Balance at Dec. 31, 2008	$ 648,676	$ 63,874	$ 178,345	$ 654,903	$ (263,417)	$ 11,471	$ 3,500
Comprehensive Income/ (Loss):
Net income/ (loss) attributable to the Company	5,231	0	0	0	5,231	0	0
Other comprehensive income/ (loss), net:
Change in unrealized gain/ (loss) on securities available for sale, net	(1,785)	0	0	0	0	(1,785)	0
Change in unrealized gain/ (loss) on cash flow hedges, net	(1,283)	0	0	0	0	(1,283)	0
Change in unrealized gain/ (loss) on other, net	(831)	0	0	0	0	(831)	0
Total comprehensive income/ (loss) attributable to the Company, net	1,332
Dividends, paid to common shareholders: $0.04 per share	(2,688)	0	0	(2,688)	0	0	0
Dividends paid to preferred shareholders	(7,862)	0	0	(7,862)	0	0	0
Net proceeds from issuance of:
Shares of common stock	11,394	4,016	0	7,378	0	0	0
Shares through incentive stock grants, net of cancellations and forfeitures	0	697	0	(697)	0	0	0
Accretion of Beneficial Conversion Feature On Series B Preferred Stock	0	0	24,428	(24,428)	0	0	0
Accretion of discount on Series C Preferred stock	0	0	1,438	(1,438)	0	0	0
Amortization of stock compensation and employee stock purchase plan	6,943	0	0	6,943	0	0	0
Stock options exercised	341	79	0	262	0	0	0
Other equity adjustments	(6,982)	0	(110)	(3,372)	0	0	(3,500)
Ending Balance at Dec. 31, 2009	651,154	68,666	204,101	629,001	(258,186)	7,572	0
Comprehensive Income/ (Loss):
Net income/ (loss) attributable to the Company	(10,970)	0	0	0	(10,970)	0	0
Other comprehensive income/ (loss), net:
Change in unrealized gain/ (loss) on securities available for sale, net	(3,207)	0	0	0	0	(3,207)	0
Change in unrealized gain/ (loss) on cash flow hedges, net	(3,021)	0	0	0	0	(3,021)	0
Change in unrealized gain/ (loss) on other, net	4	0	0	0	0	4	0
Total comprehensive income/ (loss) attributable to the Company, net	(17,194)
Dividends, paid to common shareholders: $0.04 per share	(2,900)	0	0	(2,900)	0	0	0
Dividends paid to preferred shareholders	(3,099)	0	0	(3,099)	0	0	0
Net proceeds from issuance of:
Shares of common stock	4,377	693	0	3,684	0	0	0
4,715,000 shares of common stock in June 2010 public offering	26,736	4,715	0	22,021	0	0	0
1,084,450 shares of common stock in June 2010 private placement	6,267	1,084	0	5,183	0	0	0
Shares through incentive stock grants, net of cancellations and forfeitures	0	1,051	0	(1,051)	0	0	0
Accretion of discount on Series C Preferred stock	0	0	7,988	(7,988)	0	0	0
Repurchase of 154,000 shares of Series C Preferred Stock	(154,000)	0	(154,000)	0	0	0	0
Amortization of stock compensation and employee stock purchase plan	5,528	0	0	5,528	0	0	0
Stock options exercised	474	98	0	376	0	0	0
Tax deficiency from certain stock compensation awards	(1,613)	0	0	(1,613)	0	0	0
Other equity adjustments	3,148	0	0	3,146	2	0	0
Ending Balance at Dec. 31, 2010	518,878	76,307	58,089	652,288	(269,154)	1,348	0
Comprehensive Income/ (Loss):
Net income/ (loss) attributable to the Company	39,137	0	0	0	39,137	0	0
Other comprehensive income/ (loss), net:
Change in unrealized gain/ (loss) on securities available for sale, net	3,236	0	0	0	0	3,236	0
Change in unrealized gain/ (loss) on cash flow hedges, net	(1,735)	0	0	0	0	(1,735)	0
Change in unrealized gain/ (loss) on other, net	745	0	0	0	0	745	0
Total comprehensive income/ (loss) attributable to the Company, net	41,383
Dividends, paid to common shareholders: $0.04 per share	(3,089)	0	0	(3,089)	0	0	0
Dividends paid to preferred shareholders	(290)	0	0	(290)	0	0	0
Net proceeds from issuance of:
Shares of common stock	5,534	828	0	4,706	0	0	0
Shares through incentive stock grants, net of cancellations and forfeitures	0	848	0	(848)	0	0	0
Amortization of stock compensation and employee stock purchase plan	6,867	0	0	6,867	0	0	0
Stock options exercised	205	40	0	165	0	0	0
Tax deficiency from certain stock compensation awards	(1,706)	0	0	(1,706)	0	0	0
Other equity adjustments	(1,657)	0	0	(1,657)	0	0	0
Ending Balance at Dec. 31, 2011	$ 566,125	$ 78,023	$ 58,089	$ 656,436	$ (230,017)	$ 3,594	$ 0