FAIR VALUE MEASUREMENTS - Schedule of Carrying Values and Fair Values of Financial Assets and Liabilities Recorded at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands		Mar. 31, 2024		Dec. 31, 2023		Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Assets
MSRs and MSR financing receivables		$ 8,706,723		$ 8,405,938
Real estate and other securities		15,289,314		9,757,664
Residential mortgage loans, HFS	[1]	3,766,115		2,540,742
Residential mortgage loans, HFS, at fair value		3,691,700		2,461,865
Residential mortgage loans subject to repurchase		1,845,889	[2]	1,782,998	[2]	$ 1,189,907
Derivative and hedging assets		102,227		28,080
Notes receivable		364,977
Loans receivable		27,997
Cash, cash equivalents and restricted cash		1,530,983		1,672,819		$ 1,800,346	$ 1,617,634
Other assets		1,525,970		1,489,419
Liabilities
Residential mortgage loan repurchase liability		1,800,000
Derivative and hedging liabilities		33,586		115,531
Notes payable of consolidated funds		218,100
US Treasury Bill Securities
Liabilities
Amortized cost		24,900
Recurring Basis
Assets
Excess MSRs, principal balance		58,577,476
MSRs and MSR financing receivables, principal balance		526,673,826
Servicer advance investments, principal balance		313,271
Real estate and other securities, principal balance		33,738,576
Residential mortgage loans, held-for-sale, principal balance		89,460
Residential mortgage loans, HFS, at fair value, principal balance		3,701,355
Residential mortgage loans, HFI, at fair value, principal balance		434,474
Residential mortgage loans subject to repurchase, principal balance		1,845,889
Consumer loans, principal balance		1,154,642
Derivative assets, principal balance		7,493,928
Mortgage loans receivable, principal balance		2,384,744
Note receivable, principal balance		503,397
Loans receivable, principal balance		27,997
Cash, cash equivalents and restricted cash		1,530,983
Investments in funds, principal balance		324,631
Liabilities
Secured financing agreements, principal balance		18,278,569
Secured notes and bonds payable, principal balance		10,126,223
Unsecured notes, net of issuance costs, principal balance		1,298,492
Residential mortgage loan repurchase liability, principal balance		1,845,889
Payable for investments purchased		1,271,542
Derivative liabilities, principal balance		7,867,926
Notes payable of consolidated funds, principal balance		222,250
Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset value		14,844,160		14,398,561
Recurring Basis | Mortgage Loans Receivable Securitization
Liabilities
Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset value		33,900						$ 20,900
Recurring Basis | Asset-Backed Securities Issued
Liabilities
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value		546,000
Recurring Basis | Level 3
Liabilities
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value		440,045		453,927
Recurring Basis | Level 3 | Asset-Backed Securities Issued
Liabilities
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value		221,922		$ 235,770
Recurring Basis | Carrying Value
Assets
Excess MSRs		255,111
MSRs and MSR financing receivables		8,706,723
Servicer advance investments		374,511
Real estate and other securities		15,314,199
Residential mortgage loans, HFS		74,415
Residential mortgage loans, HFS, at fair value		3,691,700
Residential mortgage loans, HFI, at fair value		365,398
Residential mortgage loans subject to repurchase		1,845,889
Consumer loans		1,103,799
Derivative and hedging assets		102,227
Mortgage loans receivable		2,384,744
Notes receivable		364,977
Loans receivable		27,997
Cash, cash equivalents and restricted cash		1,530,983
Investments in funds		338,337
Other assets		62,810
Assets, fair value		36,543,820
Liabilities
Secured financing agreements		18,271,046
Secured notes and bonds payable		10,045,375
Unsecured notes, net of issuance costs		1,205,411
Residential mortgage loan repurchase liability		1,845,889
Payable for investments purchased, principal balance		1,271,542
Derivative and hedging liabilities		33,586
Notes payable of consolidated funds		218,123
Liabilities, fair value		32,890,972
Recurring Basis | Fair Value
Assets
Excess MSRs		255,111
MSRs and MSR financing receivables		8,706,723
Servicer advance investments		374,511
Real estate and other securities		15,314,200
Residential mortgage loans, HFS		74,415
Residential mortgage loans, HFS, at fair value		3,691,700
Residential mortgage loans, HFI, at fair value		365,398
Residential mortgage loans subject to repurchase		1,845,889
Consumer loans		1,103,799
Derivative and hedging assets		102,227
Mortgage loans receivable		2,384,744
Notes receivable		364,977
Loans receivable		27,997
Cash, cash equivalents and restricted cash		1,530,983
Investments in funds		338,337
Other assets		62,810
Assets, fair value		36,543,821
Liabilities
Secured financing agreements		18,271,046
Secured notes and bonds payable		10,376,895
Unsecured notes, net of issuance costs		1,202,005
Residential mortgage loan repurchase liability		1,845,889
Payable for investments purchased, principal balance		1,271,542
Derivative and hedging liabilities		33,586
Notes payable of consolidated funds		218,123
Liabilities, fair value		33,219,086
Recurring Basis | Fair Value | Level 1
Assets
Excess MSRs		0
MSRs and MSR financing receivables		0
Servicer advance investments		0
Real estate and other securities		4,497,542
Residential mortgage loans, HFS		0
Residential mortgage loans, HFS, at fair value		0
Residential mortgage loans, HFI, at fair value		0
Residential mortgage loans subject to repurchase		0
Consumer loans		0
Derivative and hedging assets		62,672
Mortgage loans receivable		0
Notes receivable		0
Loans receivable		0
Cash, cash equivalents and restricted cash		1,530,983
Investments in funds		0
Other assets		0
Assets, fair value		6,091,197
Liabilities
Secured financing agreements		0
Secured notes and bonds payable		0
Unsecured notes, net of issuance costs		0
Residential mortgage loan repurchase liability		0
Payable for investments purchased, principal balance		1,271,542
Derivative and hedging liabilities		0
Notes payable of consolidated funds		0
Liabilities, fair value		1,271,542
Recurring Basis | Fair Value | Level 2
Assets
Excess MSRs		0
MSRs and MSR financing receivables		0
Servicer advance investments		0
Real estate and other securities		9,566,210
Residential mortgage loans, HFS		0
Residential mortgage loans, HFS, at fair value		3,353,549
Residential mortgage loans, HFI, at fair value		0
Residential mortgage loans subject to repurchase		1,845,889
Consumer loans		0
Derivative and hedging assets		7,492
Mortgage loans receivable		341,830
Notes receivable		0
Loans receivable		0
Cash, cash equivalents and restricted cash		0
Investments in funds		0
Other assets		0
Assets, fair value		15,114,970
Liabilities
Secured financing agreements		18,090,307
Secured notes and bonds payable		324,062
Unsecured notes, net of issuance costs		0
Residential mortgage loan repurchase liability		1,845,889
Payable for investments purchased, principal balance		0
Derivative and hedging liabilities		15,654
Notes payable of consolidated funds		0
Liabilities, fair value		20,275,912
Recurring Basis | Fair Value | Level 3
Assets
Excess MSRs		255,111
MSRs and MSR financing receivables		8,706,723
Servicer advance investments		374,511
Real estate and other securities		1,250,448
Residential mortgage loans, HFS		74,415
Residential mortgage loans, HFS, at fair value		338,151
Residential mortgage loans, HFI, at fair value		365,398
Residential mortgage loans subject to repurchase		0
Consumer loans		1,103,799
Derivative and hedging assets		32,063
Mortgage loans receivable		2,042,914
Notes receivable		364,977
Loans receivable		27,997
Cash, cash equivalents and restricted cash		0
Investments in funds		0
Other assets		62,810
Assets, fair value		14,999,317
Liabilities
Secured financing agreements		180,739
Secured notes and bonds payable		10,052,833
Unsecured notes, net of issuance costs		1,202,005
Residential mortgage loan repurchase liability		0
Payable for investments purchased, principal balance		0
Derivative and hedging liabilities		17,932
Notes payable of consolidated funds		218,123
Liabilities, fair value		11,671,632
Recurring Basis | Fair Value | Net Asset Value (“NAV”)
Assets
Investments in funds		338,337
Assets, fair value		338,337
Liabilities
Liabilities, fair value		$ 0

[1] The Company's Consolidated Balance Sheets include assets of consolidated variable interest entities (“VIEs”) that can only be used to settle obligations and liabilities of the VIE for which creditors do not have recourse to the primary beneficiary (Rithm Capital Corp.). As of March 31, 2024 and December 31, 2023, total assets of consolidated VIEs were $2.6 billion and $2.5 billion, respectively, and total liabilities of consolidated VIEs were $2.1 billion and $2.1 billion, respectively. See Note 20 for further details.

[2] See Note 5 for details.