CONSUMER LOANS - Schedule of Aggregate Unpaid Principal Balance and Aggregate Carrying Value (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]
Notes Receivable	$ 398,227	$ 0
90+
Schedule of Equity Method Investments [Line Items]
UPB	0	0
Notes Receivable	0	0
Carrying Value Over (Under) UPB	0	0
Consumer Portfolio Segment | Current | Total Rithm Capital Stockholders’ Equity | SpringCastle
Schedule of Equity Method Investments [Line Items]
UPB	255,441	325,192
Notes Receivable	280,577	358,057
Carrying Value Over (Under) UPB	25,136	32,865
Consumer Portfolio Segment | Current | Total Rithm Capital Stockholders’ Equity | Marcus
Schedule of Equity Method Investments [Line Items]
UPB	1,014,404	0
Notes Receivable	956,076	0
Carrying Value Over (Under) UPB	(58,328)	0
Consumer Portfolio Segment | 90+ | Total Rithm Capital Stockholders’ Equity | SpringCastle
Schedule of Equity Method Investments [Line Items]
UPB	4,661	5,236
Notes Receivable	5,055	5,699
Carrying Value Over (Under) UPB	394	463
Consumer Portfolio Segment | 90+ | Total Rithm Capital Stockholders’ Equity | Marcus
Schedule of Equity Method Investments [Line Items]
UPB	34,268	0
Notes Receivable	32,297	0
Carrying Value Over (Under) UPB	(1,971)	0
Consumer Portfolio Segment | Past Due | Total Rithm Capital Stockholders’ Equity
Schedule of Equity Method Investments [Line Items]
UPB	1,308,774	330,428
Notes Receivable	1,274,005	363,756
Carrying Value Over (Under) UPB	(34,769)	33,328
Consumer Portfolio Segment | Past Due | Total Rithm Capital Stockholders’ Equity | SpringCastle
Schedule of Equity Method Investments [Line Items]
UPB	260,102	330,428
Notes Receivable	285,632	363,756
Carrying Value Over (Under) UPB	25,530	33,328
Consumer Portfolio Segment | Past Due | Total Rithm Capital Stockholders’ Equity | Marcus
Schedule of Equity Method Investments [Line Items]
UPB	1,048,672	0
Notes Receivable	988,373	0
Carrying Value Over (Under) UPB	$ (60,299)	$ 0