MORTGAGE SERVICING RIGHTS AND MSR FINANCING RECEIVABLES - Rollforward of Carrying Value of Investments In MSRs (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Activity related to carrying value of investments in mortgage servicing rights [Roll Forward]
Beginning balance	$ 6,858,803	$ 4,585,841
Caliber acquisition (Note 3)		1,507,524
Purchases, net	(967)	10,949
Originations	1,222,742	1,331,626
Proceeds from sales	(14,282)	(63,451)
Realization of cash flows	(631,120)	(1,196,527)
Change in valuation inputs and assumptions	1,449,134	680,431
(Gain) loss realized	5,093	2,410
Ending balance	$ 8,889,403	$ 6,858,803

Amortization Of Mortgage Servicing Rights (MSRs), Excluding Excess Spread Financing

No definition available.

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

- Definition

Loss (Gain) On Sale Of Mortgage Servicing Rights Financing Receivables

+ References

No definition available.

+ Details

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

- Definition

Mortgage Servicing Rights

+ References

No definition available.

+ Details

Name:	nrz_MortgageServicingRightsRollForward
Namespace Prefix:	nrz_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Servicing Asset at Fair Value, Additions, Net Of Purchase Price Adjustments

+ References

No definition available.

+ Details

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

- Definition

Servicing Assets At Fair Value, Acquisitions

+ References

No definition available.

+ Details

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

- Definition

Servicing Assets At Fair Value, Originations

+ References

No definition available.

+ Details

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

- 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 https://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 https://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 https://asc.fasb.org/extlink&oid=128311188&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 https://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

Amount of increase (decrease) in fair value from changes in the inputs, assumptions, or model used to calculate the fair value of the 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/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)(4)(i)
-URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746

+ Details

Name:	us-gaap_ServicingAssetAtFairValueChangesInFairValueResultingFromChangesInValuationInputsOrChangesInAssumptions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Decrease in servicing assets subsequently measured at fair value resulting from conveyance of servicing rights to unrelated parties.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746

+ Details

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