OTHER INCOME, ASSETS AND LIABILITIES - Schedule of Other Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Other income (loss), net
Unrealized gain (loss) on derivative instruments	$ 2,446	$ 4,326
Unrealized gain (loss) on other ABS	(313)	758
Gain (loss) on transfer of loans to REO	4,170	6,634
Gain (loss) on transfer of loans to other assets	55	212
Gain (loss) on Excess MSRs	2,905	627
Gain (loss) on Ocwen common stock	5,772	0
Other income (loss)	(5,051)	(5,713)
Total other income (loss), net	$ 9,984	$ 6,844