CT Legacy Partners (Details 2) (CT Legacy Partners, USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Overall statistics for CT Legacy REIT's loans receivable portfolio
Coupon	6.30%	[1],[2]
Yield	5.67%	[1],[2]
Loans Receivable
Overall statistics for CT Legacy REIT's loans receivable portfolio
Number of investments	12
Fixed / (in millions)	$ 24	[3]
Floating	$ 126	[3]
Coupon	6.48%	[1],[4]
Yield	5.58%	[3],[4]
Maturity (years)	2 years 4 months	[1],[5]

[1] Represents a weighted average as of March 31, 2013.

[2] Coupon is based on the securities' contractual interest rates, while yield is based on expected cash flows for each security, and considers discounts/premiums and asset non-performance. Calculations for floating rate securities are based on LIBOR of 0.20% as of March 31, 2013.

[3] Represents the aggregate net book value of the portfolio allocated between fixed rate and floating rate loans.

[4] Calculations for floating rate loans are based on LIBOR of 0.20% as of March 31, 2013.

[5] For loans in CT CDO I, assumes all extension options are executed. For loans in GSMS 2006-FL8A, maturity is based on information provided by its trustee.