Earnings Per Share (Schedule Of Reconciliation Of The Numerators Used In Calculating Basic And Diluted Earnings/(Loss) Per Share) (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Earnings Per Share
Income from continuing operations	$ 19,048	$ 20,349	$ 61,090	$ 17,532
Income/(loss) from discontinued operations, net of tax	3,788	129	4,748	(6,947)
Net income	22,836	20,478	65,838	10,585
Net income attributable to noncontrolling interest	2,844	2,844	5,688	5,688
Net income attributable to controlling interest	19,992	17,634	60,150	4,897
Preferred stock dividends		14,938		29,856
Net income/(loss) available to common shareholders	19,992	2,696	60,150	(24,959)
Net income/(loss) from continuing operations available to common shareholders	$ 16,204	$ 2,567	$ 55,402	$ (18,012)