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The weighted average of the yield.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Description of the credit rating indicative of likelihood of repayment of the debt instrument given by a credit rating agency (for example, Standard and Poor's, Moody's, Fitch).

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer.

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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position.

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For investments which are quantified by principal amount, the principle balance held at close of period.

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The cumulative amount of credit losses recognized in earnings related to debt securities held for which a portion of an other than temporary impairment (OTTI) was recognized in other comprehensive income (a component of shareholders' equity).

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INVESTMENTS IN REAL ESTATE AND OTHER SECURITIES - Summary of Real Estate Securities in an Unrealized Loss Position (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) bond security	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Debt Securities, Available-for-sale [Line Items]
Outstanding Face Amount	$ 22,152,845	$ 14,822,986
Other Than Temporary Impairment - Amortized Cost Basis	(52,803)	(23,821)	$ (15,495)
Amortized Cost Basis	$ 11,212,428	$ 7,704,765
Weighted Average Life (Years)	10 months 29 days
Less than 12 Months
Debt Securities, Available-for-sale [Line Items]
Outstanding Face Amount	$ 4,843,505
Before Impairment - Amortized Cost Basis	1,996,349
Other Than Temporary Impairment - Amortized Cost Basis	(5,996)
Amortized Cost Basis	1,990,353
Gross Unrealized Losses - Less than Twelve Months	(67,215)
Carrying Value - Less than Twelve Months	$ 1,923,138
Number of Securities - Less than Twelve Months \| security	181
Weighted Average Rating	CCC+
Weighted Average Coupon	3.46%
Weighted Average Yield	5.02%
Weighted Average Life (Years)	6 years 3 months 6 days
Number of bonds which New Residential was unable to obtain rating information \| bond	40
12 or More Months
Debt Securities, Available-for-sale [Line Items]
Outstanding Face Amount	$ 1,411,991
Before Impairment - Amortized Cost Basis	450,391
Other Than Temporary Impairment - Amortized Cost Basis	(831)
Amortized Cost Basis	449,560
Gross Unrealized Losses - Twelve or More Months	(34,237)
Carrying Value - Twelve or More Months	$ 415,323
Number of Securities - Twelve or More Months \| security	76
Weighted Average Rating	BB-
Weighted Average Coupon	1.90%
Weighted Average Yield	6.66%
Weighted Average Life (Years)	5 years 3 months 5 days
Number of bonds which New Residential was unable to obtain rating information \| bond	19
Total/Weighted Average
Debt Securities, Available-for-sale [Line Items]
Outstanding Face Amount	$ 6,255,496
Before Impairment - Amortized Cost Basis	2,446,740
Other Than Temporary Impairment - Amortized Cost Basis	(6,827)
Amortized Cost Basis	2,439,913
Gross Unrealized Losses - Total/Weighted Average	(101,452)
Carrying Value - Total/Weighted Average	$ 2,338,461
Number of Securities - Total/Weighted Average \| security	257
Weighted Average Rating	B-
Weighted Average Coupon	3.17%
Weighted Average Yield	5.32%
Weighted Average Life (Years)	6 years 30 days