Consolidated Securitization Vehicles (Details 17) (Securitization Vehicles, Interest Rate Swaps, USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011
Securitization Vehicles | Interest Rate Swaps
Amount of gain (loss) recognized in OCI	$ (3,749)	[1]	$ 2,613	[2]
Amount of loss reclassified from OCI to income	$ (6,855)	[1]	$ (7,837)	[2]

[1] Represents the amount of unrealized gains and losses recorded to other comprehensive income during the period, net of the amount reclassified to interest expense.

[2] Represents net amounts paid to swap counterparties during the period, which are included in interest expense, offset by an immaterial amount of non-cash swap amortization.