MORTGAGE SERVICING RIGHTS AND MSR FINANCING RECEIVABLES - Schedule of Investment in MSRs and MSR Financing Receivables (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023		Dec. 31, 2022		Dec. 31, 2021
Schedule of Mortgage Servicing Rights [Line Items]
Weighted Average Life (Years)	1 year 2 months 12 days
Rithm Capital’s investment	$ 8,405,938		$ 8,889,403		$ 6,858,803
Residential mortgage loans subject to repurchase	1,782,998	[1]	1,219,890	[1]	$ 1,787,314
Mortgage Servicing Rights and Mortgage Servicing Rights Financing Receivable
Schedule of Mortgage Servicing Rights [Line Items]
UPB of Underlying Mortgages	$ 528,434,509		$ 539,897,324
Weighted Average Life (Years)	7 years 6 months		6 years 10 months 24 days
Rithm Capital’s investment	$ 8,405,938		$ 8,889,403
MSRs | Weighted Average
Schedule of Mortgage Servicing Rights [Line Items]
Discount rate	8.50%		8.30%
MSRs | Minimum
Schedule of Mortgage Servicing Rights [Line Items]
Discount rate	7.90%		7.60%
MSRs | Maximum
Schedule of Mortgage Servicing Rights [Line Items]
Discount rate	10.80%		9.80%
Agency | MSRs
Schedule of Mortgage Servicing Rights [Line Items]
UPB of Underlying Mortgages	$ 351,642,337		$ 364,879,106
Weighted Average Life (Years)	7 years 8 months 12 days		7 years 2 months 12 days
Rithm Capital’s investment	$ 5,333,013		$ 6,022,266
Non-Agency | MSRs
Schedule of Mortgage Servicing Rights [Line Items]
UPB of Underlying Mortgages	$ 48,928,545		$ 53,881,903
Weighted Average Life (Years)	6 years 9 months 18 days		4 years 10 months 24 days
Rithm Capital’s investment	$ 678,913		$ 794,459
Ginnie Mae | MSRs
Schedule of Mortgage Servicing Rights [Line Items]
UPB of Underlying Mortgages	$ 127,863,627		$ 121,136,315
Weighted Average Life (Years)	7 years 1 month 6 days		6 years 8 months 12 days
Rithm Capital’s investment	$ 2,394,012		$ 2,072,678

[1] See Note 6 for details.