Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ (24,984)	$ 47,665	$ 11,635	$ 60,392
Other comprehensive income, net of tax:
Change in unrealized loss on derivatives		(11)	(16)	(265)
Reclassification to interest expense	161	171	553	446
Total other comprehensive income	161	160	537	181
Comprehensive income (loss)	(24,823)	47,825	12,172	60,573
Less: Comprehensive (income) loss attributable to noncontrolling interests in consolidated joint ventures	800	263	(645)	1,359
Less: Comprehensive (income) loss attributable to redeemable noncontrolling interests in operating partnership	2,921	(6,707)	1,155	(8,627)
Comprehensive income (loss) attributable to the Company	$ (21,102)	$ 41,381	$ 12,682	$ 53,305

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