INVESTMENTS IN EXCESS MORTGAGE SERVICING RIGHTS - Summary of Financial Results of Excess MSR Joint Ventures (Details) - Excess MSRs Investees - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Schedule of Investments in Mortgage Servicing Rights [Line Items]
Excess MSR assets	$ 329,986		$ 329,986		$ 372,391
Other assets	21,279		21,279		17,184
Other liabilities	0		0		0
Equity	351,265		351,265		389,575
New Residential’s investment	$ 175,633		$ 175,633		$ 194,788
New Residential’s ownership	50.00%		50.00%		50.00%
Interest income	$ 6,969	$ 12,205	$ 20,083	$ 24,526
Other income (loss)	(2,843)	339	(7,908)	(7,244)
Expenses	(18)	(22)	(63)	(66)
Net income	$ 4,108	$ 12,522	$ 12,112	$ 17,216
Mortgage Servicing Rights
Schedule of Investments in Mortgage Servicing Rights [Line Items]
Weighted average discount rate, used to value investments in excess MSRs			9.70%