The percentage of investment ownership by the company.

No definition available.

Name:	nrz_PercentageOfInvestmentOwned
Namespace Prefix:	nrz_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The unpaid principal balance of underlying loans.

+ References

No definition available.

+ Details

Name:	nrz_UnpaidPrincipalBalanceofUnderlyingLoans
Namespace Prefix:	nrz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Weighted average expected timing of the receipt of expected cash flows for this investment.

+ References

No definition available.

+ Details

Name:	nrz_WeightedAverageLifeYears
Namespace Prefix:	nrz_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of realized and unrealized gain (loss), from the firm's direct investment activity, conducted separately from customer trading activities, and includes, but is not limited to, investments in private equity, alternative investment products, real estate, and exchanges and memberships.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04.2,3)
-URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

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(g),(h))
-URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

+ Details

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

- Definition

Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745

Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

+ Details

Name:	us-gaap_ServicingAssetAtAmortizedValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

+ Details

Name:	us-gaap_ServicingAssetAtFairValueAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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

- Details

Name:	us-gaap_FinancialInstrumentAxis=nrz_MSRPool1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_CorporateJointVentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=nrz_ServicerAdvancesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=nrz_ExcessMSRsSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_UnderlyingAssetClassAxis=us-gaap_AgencySecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=nrz_FortressInvestmentGroupLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=nrz_Mr.CooperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_UnderlyingAssetClassAxis=nrz_NonAgencySecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

EXCESS MORTGAGE SERVICING RIGHTS - Summary of Investments in Excess MSRs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Servicing Assets at Fair Value [Line Items]
Weighted Average Life (Years)	1 year 3 months 18 days
Carrying Value	$ 6,858,803	$ 4,585,841	$ 5,686,233
Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Original and Recaptured Pools	(15,078)	(16,232)	$ (10,505)
Corporate Joint Venture \| Servicer Advance Investments
Servicing Assets at Fair Value [Line Items]
UPB of Underlying Mortgages	20,314,977	26,061,499
Excess MSRs
Servicing Assets at Fair Value [Line Items]
UPB of Underlying Mortgages	57,422,177	72,688,905
Amortized Cost Basis	214,239	250,901
Carrying Value	259,198	310,938
Excess MSRs \| Agency
Servicing Assets at Fair Value [Line Items]
UPB of Underlying Mortgages	$ 26,856,946	$ 34,593,406
Weighted Average Life (Years)	6 years	5 years 10 months 24 days
Amortized Cost Basis	$ 118,631	$ 141,204
Carrying Value	$ 131,997	$ 162,645
Excess MSRs \| Agency \| Minimum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	32.50%	3250.00%
Excess MSRs \| Agency \| Maximum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	66.70%	66.70%
Excess MSRs \| Agency \| Weighted Average \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	53.30%	53.30%
Excess MSRs \| Agency \| Fortress-managed funds \| Minimum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	0.00%	0.00%
Excess MSRs \| Agency \| Fortress-managed funds \| Maximum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	40.00%	40.00%
Excess MSRs \| Agency \| Mr. Cooper \| Minimum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	20.00%	20.00%
Excess MSRs \| Agency \| Mr. Cooper \| Maximum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	35.00%	35.00%
Excess MSRs \| Non-Agency
Servicing Assets at Fair Value [Line Items]
UPB of Underlying Mortgages	$ 30,565,231	$ 38,095,499
Weighted Average Life (Years)	6 years 7 months 6 days	6 years 6 months
Amortized Cost Basis	$ 95,608	$ 109,697
Carrying Value	$ 127,201	$ 148,293
Excess MSRs \| Non-Agency \| Minimum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	33.30%	3330.00%
Excess MSRs \| Non-Agency \| Maximum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	100.00%	100.00%
Excess MSRs \| Non-Agency \| Weighted Average \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	59.40%	59.40%
Excess MSRs \| Non-Agency \| Fortress-managed funds \| Minimum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	0.00%	0.00%
Excess MSRs \| Non-Agency \| Fortress-managed funds \| Maximum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	50.00%	50.00%
Excess MSRs \| Non-Agency \| Mr. Cooper \| Minimum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	0.00%	0.00%
Excess MSRs \| Non-Agency \| Mr. Cooper \| Maximum \| Original and Recaptured Pools
Servicing Assets at Fair Value [Line Items]
Interest in Excess MSR	33.30%	33.30%