MORTGAGE SERVICING RIGHTS AND MSR FINANCING RECEIVABLES - Narrative (Details) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Jan. 31, 2018	Jul. 31, 2017
Schedule of MSRs [Line Items]
Residential mortgage loans subject to repurchase		$ 1,905,625	$ 1,296,097	$ 1,782,998
Residential mortgage loans, HFS	[1]	3,910,823		2,540,742
Reserve for non-recovery advances		$ 99,540		$ 93,681
Reserve for non-recovery advances, percent		3.50%		3.30%
Mortgage Loans Serviced
Schedule of MSRs [Line Items]
Residential mortgage loan UPB and other collateral		$ 213,700,000	95,600,000
Subservicing revenue		89,100	$ 69,100
Onity Group Inc. | Rithm Capital
Schedule of MSRs [Line Items]
Unpaid principal balance of underlying loans, not yet transferred		$ 10,900,000
PHH Mortgage Corporation
Schedule of MSRs [Line Items]
Subservicer percent of UPB		7.40%
Valon
Schedule of MSRs [Line Items]
Subservicer percent of UPB		4.30%
Newrez and Caliber
Schedule of MSRs [Line Items]
Subservicer percent of UPB		88.30%
Ginnie Mae Loans
Schedule of MSRs [Line Items]
Residential mortgage loans, HFS		$ 400,000
Onity Group Inc.
Schedule of MSRs [Line Items]
Residential mortgage loan UPB and other collateral					$ 86,800,000	$ 110,000,000

[1] The Company's Consolidated Balance Sheets include assets and liabilities of consolidated variable interest entities (“VIEs”) and certain other consolidated VIEs classified as collateralized financing entities (“CFEs”) that are presented separately and measured under the CFE election. VIE assets can only be used to settle obligations and liabilities of the VIEs. VIE creditors do not have recourse to Rithm Capital Corp. As of June 30, 2024 and December 31, 2023, total assets of such consolidated VIEs were $5.1 billion and $5.6 billion, respectively, and total liabilities of such consolidated VIEs were $4.2 billion and $4.7 billion, respectively. See Note 20 for further details.