EXCESS MORTGAGE SERVICING RIGHTS - Summary of Excess MSRs Made Through Equity Method Investees (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Schedule of Investments in Mortgage Servicing Rights [Line Items]
Weighted Average Life (Years)	1 year 2 months 12 days
Excess MSR Joint Ventures
Schedule of Investments in Mortgage Servicing Rights [Line Items]
Rithm Capital Interest in Investees	50.00%	50.00%
Excess MSR Joint Ventures \| Agency
Schedule of Investments in Mortgage Servicing Rights [Line Items]
Rithm Capital Interest in Investees	50.00%
Excess MSR Joint Ventures \| Agency \| Original and recaptured pools
Schedule of Investments in Mortgage Servicing Rights [Line Items]
Unpaid Principal Balance	$ 19,299,726	$ 23,039,453
Investee Interest in Excess MSR	66.70%	66.70%
Rithm Capital Interest in Investees	50.00%	50.00%
Amortized Cost Basis	$ 106,176	$ 112,840
Carrying Value	$ 135,356	$ 152,383
Weighted Average Life (Years)	5 years 1 month 6 days	5 years 8 months 12 days

The equity method investee's percentage ownership of Excess MSRs portfolio.

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- Definition

[Line Items] for Schedule of Investments in Mortgage Servicing Rights [Table]

+ References

No definition available.

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- Definition

The unpaid principal balance of underlying loans.

+ References

No definition available.

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- Definition

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

+ References

No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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- Definition

Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.

+ 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

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- 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 https://asc.fasb.org/extlink&oid=128311188&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 https://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 https://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

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