CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - Non Agency Residential Mortgage Backed Securities And Securitized Loans - Variable Interest Entities, Primary Beneficiary - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Interest income, assets of consolidated VIEs	$ 229,746	$ 234,437	$ 464,772	$ 427,426
Interest expense, non-recourse liabilities of VIEs	$ 99,507	$ 105,723	$ 199,121	$ 188,407