EXPENSES, REALIZED AND UNREALIZED GAINS (LOSSES), NET AND OTHER - Schedule of Components of Other Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Other Income and Expenses [Abstract]
Real estate and other securities	$ (103,600)	$ 83,851
Residential mortgage loans and REO	(3,562)	18,097
Derivative and hedging instruments	41,932	(151,006)
Notes and bonds payable	(4,838)	(2,500)
Other	1,934	(26,591)
Realized and unrealized gains (losses), net	(68,134)	(78,149)
Other income (loss), net	7,984	(25,166)
Total other income (loss)	$ (60,150)	$ (103,315)