Real Estate Owned (Details 2) (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Company's combined result of operations
Pro forma revenues	$ 179,152	$ 164,268	$ 356,019	$ 328,535
Pro forma income/(loss) attributable to common stockholders	$ 12,076	$ (24,113)	$ (24,909)	$ (48,225)
Pro forma income/(loss) attributable to common stockholders-Basic	$ 0.06	$ (0.15)	$ (0.13)	$ (0.30)
Pro forma income/(loss) attributable to common stockholders-diluted	$ 0.06	$ (0.15)	$ (0.13)	$ (0.30)