INVESTMENTS IN EXCESS MORTGAGE SERVICING RIGHTS, EQUITY METHOD INVESTEES - Summary of the Financial Results of Excess MSR Joint Ventures, Accounted for as Equity Method Investees - Roll Forward (Footnote) (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
		Sep. 30, 2015	Dec. 31, 2014
Excess MSRs Investees [Member] | Restatement Adjustment [Member]
Schedule of Equity Method Investments [Line Items]
Change in fair value, prior period adjustment	[1]	$ 3.5	$ 2.7

[1] In the third quarter of 2015, New Residential recorded a cumulative positive prior period adjustment of $4.4 million (of which $4.2 million related to 2014 and prior) resulting from adjustments to certain modeling assumptions.