INVESTMENTS IN SERVICER ADVANCES - Narrative (Details) $ in Thousands			1 Months Ended	3 Months Ended	9 Months Ended
	Jan. 31, 2015 USD ($)	Dec. 31, 2014 USD ($) securitized_trust	Dec. 31, 2014 USD ($) securitized_trust	Sep. 30, 2015 USD ($)	Sep. 30, 2015 USD ($)	Sep. 25, 2015 USD ($)	Jul. 16, 2015 USD ($)	Jun. 30, 2015	Jun. 25, 2015 USD ($)	Apr. 30, 2015 USD ($)
Investment [Line Items]
Servicer advances, net of recoveries				$ 149,600	$ 149,600
Note payable					133,300
Total advance commitments					4,000,000
Call rights		$ 3,728	$ 3,728	414	414
Residential Mortgage [Member]
Investment [Line Items]
Unpaid Principal Balance						$ 216,300			$ 369,000
Excess MSRs [Member]
Investment [Line Items]
Percentage of Excess MSRs acquired								33.30%
Unpaid Principal Balance							$ 800,000
Advance Purchaser LLC [Member]
Investment [Line Items]
Capital distributed to third-party co-investors				236,500	236,500
Capital distributed to New Residential				$ 189,800	$ 189,800
Nationstar [Member]
Investment [Line Items]
Servicer basic fee, percent				9.30%	9.30%
Performance fee percent				100.00%	100.00%
SLS [Member]
Investment [Line Items]
Servicing fee basis points				0.1075%	0.1075%
SLS [Member] | Residential Mortgage [Member]
Investment [Line Items]
Unpaid Principal Balance		3,000,000	3,000,000
Total advance commitments			219,200
Debt		$ 195,500	$ 195,500
SLS [Member] | Excess MSRs [Member]
Investment [Line Items]
Percentage of Excess MSRs acquired		50.00%	50.00%
Fortress [Member]
Investment [Line Items]
Excess MSR purchases		$ 93,800	$ 229,700
Service advances and fees	$ 133,800	83,800	83,800
Financed service advances	121,200	74,300	74,300
Call rights		$ 1,600	$ 1,600
Number of securitized trusts | securitized_trust		57	57
Fortress [Member] | Upper Range [Member]
Investment [Line Items]
Number of securitized trusts | securitized_trust		99	99
Fortress [Member] | Excess MSRs [Member]
Investment [Line Items]
Percentage of Excess MSRs acquired		50.00%	50.00%
Percentage of additional Excess MSRs acquired		50.00%	50.00%
Excess MSR purchases		$ 8,400
Fortress [Member] | Servicer Advances and Fees [Member]
Investment [Line Items]
Excess MSR purchases	135,900
Call rights	$ 2,100
Ocwen [Member] | Residential Mortgage [Member]
Investment [Line Items]
Unpaid Principal Balance										$ 107,100,000
Servicer Advance Joint Venture [Member]
Investment [Line Items]
Servicer advances, net of recoveries				$ 2,200,000	$ 2,200,000
Note payable					$ 2,100,000
New Residential’s ownership				44.50%	44.50%
Funded capital commitments				$ 312,700	$ 312,700
Excess MSR purchases				122,000
Servicer Advance Joint Venture [Member] | Noncontrolling Third-party Investors [Member]
Investment [Line Items]
Funded capital commitments				$ 389,600	$ 389,600