INVESTMENTS IN REAL ESTATE SECURITIES - Summary of Real Estate Securities (Footnote) (Details) (USD $)	Mar. 31, 2015 bond
Schedule of Available-for-sale Securities [Line Items]
Number of bonds which New Residential was unable to obtain rating information	20
Outstanding face amount	$ 3,396,295,000
Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	1,575,759,000	[1],[2]
Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	1,820,536,000	[3],[4],[5]
Other ABS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	984,460,000
Percent of other RMBS representing carrying value of Non-Agency RMBS portfolio	8.50%
Fixed Rate Residential Mortgage [Member] | Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	979,800,000
Fixed Rate Residential Mortgage [Member] | Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	1,200,000,000
Residual and interest - only notional amount	927,500,000
Floating Rate Residential Mortgage [Member] | Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	595,900,000
Floating Rate Residential Mortgage [Member] | Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding face amount	654,000,000
Residual and interest - only notional amount	$ 101,100,000

[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 $979.8 million for fixed rate securities and $595.9 million for floating rate securities as of March 31, 2015.

[3] The total outstanding face amount was $1.2 billion (including $927.5 million of residual and interest-only notional amount) for fixed rate securities and $654.0 million (including $101.1 million of residual and interest-only notional amount) for floating rate securities as of March 31, 2015.

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

[5] Includes Other ABS consisting primarily of interest-only securities which New Residential elected to carry at fair value and record changes to valuation through the income statement and representing 8.5% 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 $984,460 $56,414 $829 $(1,119) $56,124 8 AA+ 1.98% 8.65% 4.0 —%