INVESTMENTS IN REAL ESTATE SECURITIES - Summary of Real Estate Securities (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2016 USD ($) security bond	Dec. 31, 2015 USD ($) security
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		$ 8,788,957	$ 4,418,552
Amortized Cost Basis		4,948,327	2,498,078
Carrying Value		$ 5,073,858	2,501,881
Weighted Average Life (Years)		1 year 10 months 3 days
Investments		$ 15,780,680	12,884,846
Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Number of bonds which New Residential was unable to obtain rating information | bond		193
Investments		$ 341,900
Residual Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Investments		246,800
Non-Agency Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Investments		0
Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	[1],[2]	1,486,739	884,578
Amortized Cost Basis	[1],[2]	1,532,421	918,633
Gross Unrealized Gains	[1],[2]	1,803	183
Gross Unrealized Losses	[1],[2]	(3,926)	(1,218)
Carrying Value	[1],[2],[3]	$ 1,530,298	$ 917,598
Number of Securities | security	[1],[2]	57	28
Weighted Average Rating	[1],[2],[4]	AAA	AAA
Weighted Average Coupon	[1],[2],[5]	3.45%	3.28%
Weighted Average Yield	[1],[2]	2.94%	2.75%
Weighted Average Life (Years)	[1],[2],[6]	9 years 1 month 15 days	6 years 7 months 18 days
Agency RMBS [Member] | Fixed Rate Residential Mortgage [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		$ 1,300,000	$ 700,000
Agency RMBS [Member] | Adjustable Rate Residential Mortgage [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		200,000	200,000
Non-Agency RMBS [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount	[7],[8],[9]	7,302,218	3,533,974
Amortized Cost Basis	[7],[8],[9]	3,415,906	1,579,445
Gross Unrealized Gains	[8],[9]	147,206	22,964
Gross Unrealized Losses	[8],[9]	(19,552)	(18,126)
Carrying Value	[3],[8],[9]	$ 3,543,560	$ 1,584,283
Number of Securities | security	[8],[9]	536	240
Weighted Average Rating	[4],[8],[9]	CCC-	BB+
Weighted Average Coupon	[5],[8],[9]	1.59%	1.63%
Weighted Average Yield	[8],[9]	5.88%	5.03%
Weighted Average Life (Years)	[6],[8],[9]	7 years 10 months 18 days	6 years 9 months 7 days
Weighted Average Principal Subordination	[8],[9],[10]	8.80%	12.10%
Non-Agency RMBS [Member] | Fixed Rate Residential Mortgage [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		$ 1,200,000	$ 2,300,000
Residual and interest - only notional amount		800,000	1,700,000
Non-Agency RMBS [Member] | Adjustable Rate Residential Mortgage [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		6,100,000	1,300,000
Residual and interest - only notional amount		2,100,000	164,400
Investments in Real Estate Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		8,788,957	4,418,552
Amortized Cost Basis		4,948,327	2,498,078
Gross Unrealized Gains		149,009	23,147
Gross Unrealized Losses		(23,478)	(19,344)
Carrying Value	[3]	$ 5,073,858	$ 2,501,881
Number of Securities | security		593	268
Weighted Average Rating	[4]	BB-	A-
Weighted Average Coupon	[5]	2.16%	2.69%
Weighted Average Yield		4.97%	4.19%
Weighted Average Life (Years)	[6]	8 years 3 months 6 days	6 years 8 months 19 days
Servicer Advances [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		$ 100,000	$ 431,000
Amortized Cost Basis		99,838	430,951
Gross Unrealized Gains		310	0
Gross Unrealized Losses		0	(661)
Carrying Value		$ 100,148	$ 430,290
Number of Securities | security		1	5
Weighted Average Rating		AAA	AA+
Weighted Average Coupon		3.21%	2.69%
Weighted Average Yield		3.10%	2.70%
Weighted Average Life (Years)		8 months 28 days	1 year 23 days
Interest-Only-Strip [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		$ 2,062,647	$ 1,522,256
Amortized Cost Basis		113,342	82,101
Gross Unrealized Gains		5,270	5,227
Gross Unrealized Losses		(6,555)	(4,348)
Carrying Value		$ 112,057	$ 82,980
Number of Securities | security		28	12
Weighted Average Rating		AA+	AA+
Weighted Average Coupon		1.85%	1.84%
Weighted Average Yield		5.30%	7.11%
Weighted Average Life (Years)		2 years 10 months 10 days	4 years 6 days
Servicing Strip [Member]
Schedule of Available-for-sale Securities [Line Items]
Outstanding Face Amount		$ 456,629
Amortized Cost Basis		5,613
Gross Unrealized Gains		311
Gross Unrealized Losses		(1)
Carrying Value		$ 5,923
Number of Securities | security		11
Weighted Average Rating		NA
Weighted Average Coupon		0.27%
Weighted Average Yield		21.74%
Weighted Average Life (Years)		6 years 2 months 3 days

[1] Includes securities issued or guaranteed by U.S. Government agencies such as Fannie Mae or Freddie Mac.

[2] The total outstanding face amount was $1.3 billion and $0.7 billion for fixed rate securities and $0.2 billion and $0.2 billion for floating rate securities as of December 31, 2016 and 2015, respectively.

[3] Fair value, which is equal to carrying value for all securities. See Note 12 regarding the estimation of fair value.

[4] Represents the weighted average of the ratings of all securities in each asset type, expressed as an S&P equivalent rating. This excludes the ratings of the collateral underlying 193 bonds with a carrying value of $341.9 million which either have never been rated or for which rating information is no longer provided. For each security rated by multiple rating agencies, the lowest rating is used. New Residential used an implied AAA rating for the Agency RMBS. Ratings provided were determined by third party rating agencies, and represent the most recent credit ratings available as of the reporting date and may not be current.

[5] Excludes residual bonds, and certain other Non-Agency bonds, with a carrying value of $246.8 million and $0.0 million, respectively, for which no coupon payment is expected.

[6] The weighted average life is based on the timing of expected principal reduction on the assets.

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

[8] Includes other ABS consisting primarily of (i) interest-only securities and servicing strips (fair value option securities) which New Residential elected to carry at fair value and record changes to valuation through the income statement and (ii) bonds backed by Servicer Advances. Gross Unrealized Weighted AverageAsset Type Outstanding Face Amount Amortized Cost Basis Gains Losses Carrying Value Number of Securities Rating Coupon Yield Life (Years) Principal SubordinationDecember 31, 2016 Servicer Advance Bonds $100,000 $99,838 $310 $— $100,148 1 AAA 3.21% 3.10% 0.7 N/AFair Value Option Securities Interest-only Securities 2,062,647 113,342 5,270 (6,555) 112,057 28 AA+ 1.85% 5.30% 2.9 N/AServicing Strips 456,629 5,613 311 (1) 5,923 11 NA 0.27% 21.74% 6.2 N/ADecember 31, 2015 Servicer Advance Bonds $431,000 $430,951 $— $(661) $430,290 5 AA+ 2.69% 2.70% 1.1 N/AFair Value Option Securities Interest-only Securities 1,522,256 82,101 5,227 (4,348) 82,980 12 AA+ 1.84% 7.11% 4.0 N/A

[9] The total outstanding face amount was $1.2 billion (including $0.8 billion of residual and fair value option notional amount) and $2.3 billion (including $1.7 billion of residual and fair value option notional amount) for fixed rate securities and $6.1 billion (including $2.1 billion of residual and fair value option notional amount) and $1.3 billion (including $164.4 million of residual and fair value option notional amount) for floating rate securities as of December 31, 2016 and 2015, respectively.

[10] Percentage of the amortized cost basis of securities that is subordinate to New Residential’s investments, excluding fair value option securities and servicer advance bonds.