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		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Interest income, assets of consolidated VIEs	$ 138,984	$ 171,442	$ 446,198	$ 515,250
Interest expense, Non-recourse liabilities of VIEs	$ 43,525	$ 74,753	$ 159,666	$ 210,198