VARIABLE INTEREST ENTITIES - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended	9 Months Ended
	May 31, 2021	Sep. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Sep. 25, 2020
Variable Interest Entity [Line Items]
Face amount of debt		$ 23,421,033
Long-term debt		23,971,033
Recurring Basis | Mortgage Loans Receivable Securitization
Variable Interest Entity [Line Items]
Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset value		$ 46,000	$ 20,900
2022-RTL1 Securitization | Mortgage Loans Receivable
Variable Interest Entity [Line Items]
Debt instrument, term		36 months
Advance Purchaser LLC
Variable Interest Entity [Line Items]
Capital distributed to third-party co-investors		$ 71,500
Capital distributed to New Residential		$ 597,900
Advance Purchaser LLC | Corporate Joint Venture
Variable Interest Entity [Line Items]
Rithm Capital’s percentage ownership		89.30%		89.30%	89.30%
Consumer Loan SPVs
Variable Interest Entity [Line Items]
Ownership interest		53.50%
Securitization Notes Payable | 2022-RTL1 Securitization
Variable Interest Entity [Line Items]
Face amount of debt			481,900
Long-term debt			$ 349,900
VIE, consolidated
Variable Interest Entity [Line Items]
Capital distributed to third-party co-investors		$ 71,500
Capital distributed to New Residential		$ 597,900
VIE, consolidated | Securitization Notes Payable
Variable Interest Entity [Line Items]
Face amount of debt	$ 750,000
Debt instrument, term	3 years
VIE, consolidated | Securitization Notes Payable | Consumer Loan SPVs
Variable Interest Entity [Line Items]
Face amount of debt						$ 663,000