CONSUMER LOANS - Schedule of Aggregate Unpaid Principal Balance and Aggregate Carrying Value (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
90+
Schedule of Equity Method Investments [Line Items]
UPB	$ 0	$ 0
Carrying Value	0	0
Carrying Value Over (Under) UPB	0	0
Consumer Portfolio Segment | Current | SpringCastle | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	286,397	325,192
Carrying Value	314,133	358,057
Carrying Value Over (Under) UPB	27,736	32,865
Consumer Portfolio Segment | Current | Marcus | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	1,360,425	0
Carrying Value	1,282,846	0
Carrying Value Over (Under) UPB	(77,579)	0
Consumer Portfolio Segment | 90+ | SpringCastle | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	5,167	5,236
Carrying Value	5,592	5,699
Carrying Value Over (Under) UPB	425	463
Consumer Portfolio Segment | 90+ | Marcus | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	0	0
Carrying Value	0	0
Carrying Value Over (Under) UPB	0	0
Consumer Portfolio Segment | Past Due | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	1,651,989	330,428
Carrying Value	1,602,571	363,756
Carrying Value Over (Under) UPB	(49,418)	33,328
Consumer Portfolio Segment | Past Due | SpringCastle | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	291,564	330,428
Carrying Value	319,725	363,756
Carrying Value Over (Under) UPB	28,161	33,328
Consumer Portfolio Segment | Past Due | Marcus | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	1,360,425	0
Carrying Value	1,282,846	0
Carrying Value Over (Under) UPB	$ (77,579)	$ 0