DERIVATIVES - Derivatives Gain (Losses) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Derivative [Line Items]
Change in fair value of derivative instruments	$ 7,189	$ (8,823)
Gain on originated mortgage loans, held-for-sale, net	118,438	173,033
Change in fair value of derivative instruments	574,697	206,205
Gain (loss) on settlement of investments, net	47,475	(27,373)
Total gain (loss)	747,799	343,042
Settlement of derivatives	47,475	(27,373)
Gain (loss) on settlement of mortgage loan origination derivative instruments	524,823	40,121
Servicing Revenue
Derivative [Line Items]
Settlement of derivatives	(76,800)	0
TBAs
Derivative [Line Items]
Change in fair value of derivative instruments	3,300	(8,823)
Gain on originated mortgage loans, held-for-sale, net	246,123	408,015
Change in fair value of derivative instruments	110,363	0
Gain (loss) on settlement of investments, net	73,154	6,453
Treasury futures
Derivative [Line Items]
Change in fair value of derivative instruments	(1,746)	0
Options on treasury futures
Derivative [Line Items]
Change in fair value of derivative instruments	5,635	0
Interest rate lock commitments
Derivative [Line Items]
Gain on originated mortgage loans, held-for-sale, net	(127,685)	(234,982)
Interest rate swaps
Derivative [Line Items]
Change in fair value of derivative instruments	464,334	206,205
Gain (loss) on settlement of investments, net	$ (25,679)	$ (33,826)

Gain (Loss) On Settlement Of Derivatives

No definition available.

Name:	nrz_GainLossOnSettlementOfDerivatives
Namespace Prefix:	nrz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Gain (Loss) on Settlement Of Mortgage Loan Origination Derivative Instruments

+ References

No definition available.

+ Details

Name:	nrz_GainLossonSettlementOfMortgageLoanOriginationDerivativeInstruments
Namespace Prefix:	nrz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Servicing Asset, Change In Fair Value Of Derivative Instruments

+ References

No definition available.

+ Details

Name:	nrz_ServicingAssetChangeInFairValueOfDerivativeInstruments
Namespace Prefix:	nrz_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Unrealized Gain (Loss) On Originated Mortgage Loans Held-For-Sale, Derivatives Instruments, Net

+ References

No definition available.

+ Details

Name:	nrz_UnrealizedGainLossOnOriginatedMortgageLoansHeldForSaleDerivativesInstrumentsNet
Namespace Prefix:	nrz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959

+ Details

Name:	us-gaap_DerivativeGainLossOnDerivativeNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13(h))
-URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

+ Details

Name:	us-gaap_GainLossOnSaleOfDerivatives
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

+ References

+ Details

Name:	us-gaap_UnrealizedGainLossOnDerivatives
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_IncomeStatementLocationAxis=nrz_ServicingRevenueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=nrz_TBAPositionsDerivativeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=nrz_TreasuryFuturesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=nrz_OptionsOnTreasuryFuturesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateLockCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: