INVESTMENTS IN REAL ESTATE SECURITIES - Summary of Real Estate Securities (Footnote) (Details) $ in Thousands	Sep. 30, 2015 USD ($) bond
Schedule of Available-for-sale Securities [Line Items]
Number of bonds which New Residential was unable to obtain rating information | bond	60
Outstanding Face Amount	$ 3,787,204
Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	1,192,781	[1],[2]
Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	2,594,423	[3],[4],[5]
Other ABS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	$ 1,131,277
Percent of other RMBS representing carrying value of Non-Agency RMBS portfolio	5.30%
Other ABS [Member] | Servicer Advances [Member]
Schedule of Available-for-sale Securities [Line Items]
Percent of other RMBS representing carrying value of Non-Agency RMBS portfolio	10.40%
Fixed Rate Residential Mortgage [Member] | Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	$ 1,000,000
Fixed Rate Residential Mortgage [Member] | Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	1,600,000
Residual and interest - only notional amount	1,400,000
Floating Rate Residential Mortgage [Member] | Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	192,600
Floating Rate Residential Mortgage [Member] | Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	966,900
Residual and interest - only notional amount	$ 44,800

[1] Includes securities issued or guaranteed by U.S. Government agencies such as the Federal National Mortgage Association (“Fannie Mae”) or the Federal Home Loan Mortgage Corporation (“Freddie Mac”).

[2] The total outstanding face amount was $1.0 billion for fixed rate securities and $192.6 million for floating rate securities as of September 30, 2015.

[3] Includes New Residential’s investments in interest-only notes for which the fair value option for financial instruments was elected.

[4] Includes Other ABS consisting primarily of (i) interest-only securities which New Residential elected to carry at fair value and record changes to valuation through the income statement and representing 5.3% of the carrying value of the Non-Agency RMBS portfolio and (ii) bonds backed by servicer advances representing 10.4% of the carrying value of the Non-Agency RMBS portfolio. Gross Unrealized Weighted AverageAsset Type Outstanding Face Amount Amortized Cost Basis Gains Losses Carrying Value Number of Securities Rating Coupon Yield Life (Years) Principal SubordinationOther ABS $1,131,277 $64,116 $1,129 $(1,835) $63,410 9 AA+ 1.86% 8.71% 4.2 N/AServicer Advance Bond $122,000 $122,000 $— $— $122,000 1 AAA 2.54% 2.54% 1.0 N/A

[5] The total outstanding face amount was $1.6 billion (including $1.4 billion of residual and interest-only notional amount) for fixed rate securities and $966.9 million (including $44.8 million of residual and interest-only notional amount) for floating rate securities as of September 30, 2015.