FAIR VALUE MEASUREMENTS - Carrying Values and Fair Values of Financial Assets Recorded at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands		Dec. 31, 2023		Dec. 31, 2022		Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Assets:
MSRs and MSR financing receivables		$ 8,405,938		$ 8,889,403			$ 6,858,803
Real estate and other securities		9,757,664		8,289,277
Residential mortgage loans, held-for-sale	[1]	2,540,742		3,398,298
Residential mortgage loans, held-for-sale, at fair value		2,461,865		3,297,271
Residential mortgage loans subject to repurchase		1,782,998	[2]	1,219,890	[2]		1,787,314
Derivative assets		28,080		52,229
Note receivable		398,227		0
Loans receivable		31,323		94,401
Cash, cash equivalents and restricted cash		1,672,819		1,617,634			1,528,442	$ 1,080,473
Restricted cash		385,620		281,126
Other assets		1,489,419		921,373
Liabilities:
Derivative liabilities		115,531		18,064
Recurring Basis
Assets:
Excess MSRs, principal balance		60,049,904		67,454,370
MSRs and MSR financing receivables, principal balance		528,434,509		539,897,324
Servicer advance investments, principal balance		320,630		341,628
Real estate and other securities, principal balance		27,635,692		25,370,934
Residential mortgage loans, held-for-sale, principal balance		94,336		117,847
Residential mortgage loans, held for sale, at fair value, principal balance		2,460,924		3,387,888
Residential mortgage loans, held-for-investment, at fair value, principal balance		448,060		538,710
Residential mortgage loans subject to repurchase, principal balance		1,782,998		1,219,890
Consumer loans, principal balance		1,308,774		330,428
Derivative assets, principal balance		11,188,206		33,174,574
Mortgage loans receivable, principal balance		2,232,913		2,064,028
Notes receivable, principal balance		534,463		63,114
Loans receivable, principal balance		31,323		94,631
Cash, cash equivalents and restricted cash		1,672,819
Consolidated funds, principal balance		323,973
Cash and cash equivalents				1,336,508
Restricted cash				281,126
Liabilities:
Secured financing agreements, principal balance		12,570,327		11,260,242
Secured notes and bonds payable, principal balance		10,770,230		10,200,390
Unsecured senior notes, net of issuance costs, principal balance		814,739		545,056
Residential mortgage loan repurchase liability, principal balance		1,782,998		1,219,890
Derivative liabilities, principal balance		7,361,942		1,062,894
Notes payable of consolidated funds, principal balance		222,250
Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset value		14,398,561		13,455,778			13,425,847
Recurring Basis | Mortgage Loans Receivable Securitization
Liabilities:
Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset value		46,300		45,800		$ 20,900
Recurring Basis | Asset-Backed Securities Issued
Liabilities:
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value		554,800		632,400
Recurring Basis | Level 3
Liabilities:
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value		453,927		319,486			511,107
Recurring Basis | Level 3 | Asset-Backed Securities Issued
Liabilities:
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value		235,770		319,486			$ 511,107
Recurring Basis | Carrying Value
Assets:
Excess MSRs		271,150		321,803
MSRs and MSR financing receivables		8,405,938		8,889,403
Servicer advance investments		376,881		398,820
Real estate and other securities		9,782,217		8,289,277
Residential mortgage loans, held-for-sale		78,877		101,027
Residential mortgage loans, held-for-sale, at fair value		2,461,865		3,297,271
Residential mortgage loans, held-for-investment, at fair value		379,044		452,519
Residential mortgage loans subject to repurchase		1,782,998		1,219,890
Consumer loans		1,274,005		363,756
Derivative assets		28,080		52,229
Mortgage loans receivable		2,232,913		2,064,028
Note receivable		398,227		0
Loans receivable		31,323		94,401
Cash, cash equivalents and restricted cash		1,672,819
Investments of consolidated funds		321,856
Cash and cash equivalents				1,336,508
Restricted cash				281,126
Other assets		61,902		23,370
Assets, fair value		29,560,095		27,185,428
Liabilities:
Secured financing agreements		12,561,283		11,257,737
Secured notes and bonds payable		10,679,186		10,098,942
Unsecured senior notes, net of issuance costs		719,004		545,056
Residential mortgage loan repurchase liability		1,782,998		1,219,890
Derivative liabilities		115,531		18,064
Notes payable of consolidated funds		218,157
Liabilities, fair value		26,076,159		23,139,689
Recurring Basis | Fair Value
Assets:
Excess MSRs		271,150		321,803
MSRs and MSR financing receivables		8,405,938		8,889,403
Servicer advance investments		376,881		398,820
Real estate and other securities		9,782,230		8,289,277
Residential mortgage loans, held-for-sale		78,877		101,196
Residential mortgage loans, held-for-sale, at fair value		2,461,865		3,297,271
Residential mortgage loans, held-for-investment, at fair value		379,044		452,519
Residential mortgage loans subject to repurchase		1,782,998		1,219,890
Consumer loans		1,274,005		363,756
Derivative assets		28,080		52,229
Mortgage loans receivable		2,232,913		2,064,028
Note receivable		398,227		0
Loans receivable		31,323		94,401
Cash, cash equivalents and restricted cash		1,672,819
Investments of consolidated funds		321,856
Cash and cash equivalents				1,336,508
Restricted cash				281,126
Other assets		61,902		23,370
Assets, fair value		29,560,108		27,185,597
Liabilities:
Secured financing agreements		12,561,448		11,257,737
Secured notes and bonds payable		11,004,780		9,911,778
Unsecured senior notes, net of issuance costs		708,328		493,064
Residential mortgage loan repurchase liability		1,782,998		1,219,890
Derivative liabilities		115,531		18,064
Notes payable of consolidated funds		218,157
Liabilities, fair value		26,391,242		22,900,533
Recurring Basis | Fair Value | Level 1
Assets:
Excess MSRs		0		0
MSRs and MSR financing receivables		0		0
Servicer advance investments		0		0
Real estate and other securities		24,566		0
Residential mortgage loans, held-for-sale		0		0
Residential mortgage loans, held-for-sale, at fair value		0		0
Residential mortgage loans, held-for-investment, at fair value		0		0
Residential mortgage loans subject to repurchase		0		0
Consumer loans		0		0
Derivative assets		0		0
Mortgage loans receivable		0		0
Note receivable		0		0
Loans receivable		0		0
Cash, cash equivalents and restricted cash		1,672,819
Investments of consolidated funds		0
Cash and cash equivalents				1,336,508
Restricted cash				281,126
Other assets		0		0
Assets, fair value		1,697,385		1,617,634
Liabilities:
Secured financing agreements		0		0
Secured notes and bonds payable		0		0
Unsecured senior notes, net of issuance costs		0		0
Residential mortgage loan repurchase liability		0		0
Derivative liabilities		63,766		0
Notes payable of consolidated funds		0
Liabilities, fair value		63,766		0
Recurring Basis | Fair Value | Level 1 | US Treasury Bill Securities
Liabilities:
Amortized cost		24,600
Recurring Basis | Fair Value | Level 2
Assets:
Excess MSRs		0		0
MSRs and MSR financing receivables		0		0
Servicer advance investments		0		0
Real estate and other securities		8,533,130		7,338,417
Residential mortgage loans, held-for-sale		0		0
Residential mortgage loans, held-for-sale, at fair value		2,327,528		3,035,894
Residential mortgage loans, held-for-investment, at fair value		0		0
Residential mortgage loans subject to repurchase		1,782,998		1,219,890
Consumer loans		0		0
Derivative assets		1,598		36,214
Mortgage loans receivable		353,595		349,975
Note receivable		0		0
Loans receivable		0		0
Cash, cash equivalents and restricted cash		0
Investments of consolidated funds		0
Cash and cash equivalents				0
Restricted cash				0
Other assets		0		0
Assets, fair value		12,998,849		11,980,390
Liabilities:
Secured financing agreements		12,377,336		11,257,737
Secured notes and bonds payable		318,998		0
Unsecured senior notes, net of issuance costs		0		0
Residential mortgage loan repurchase liability		1,782,998		1,219,890
Derivative liabilities		49,087		10,835
Notes payable of consolidated funds		0
Liabilities, fair value		14,528,419		12,488,462
Recurring Basis | Fair Value | Level 3
Assets:
Excess MSRs		271,150		321,803
MSRs and MSR financing receivables		8,405,938		8,889,403
Servicer advance investments		376,881		398,820
Real estate and other securities		1,224,534		950,860
Residential mortgage loans, held-for-sale		78,877		101,196
Residential mortgage loans, held-for-sale, at fair value		134,337		261,377
Residential mortgage loans, held-for-investment, at fair value		379,044		452,519
Residential mortgage loans subject to repurchase		0		0
Consumer loans		1,274,005		363,756
Derivative assets		26,482		16,015
Mortgage loans receivable		1,879,318		1,714,053
Note receivable		398,227		0
Loans receivable		31,323		94,401
Cash, cash equivalents and restricted cash		0
Investments of consolidated funds		0
Cash and cash equivalents				0
Restricted cash				0
Other assets		61,902		23,370
Assets, fair value		14,542,018		13,587,573
Liabilities:
Secured financing agreements		184,112		0
Secured notes and bonds payable		10,685,782		9,911,778
Unsecured senior notes, net of issuance costs		708,328		493,064
Residential mortgage loan repurchase liability		0		0
Derivative liabilities		2,678		7,229
Notes payable of consolidated funds		218,157
Liabilities, fair value		11,799,057		10,412,071
Recurring Basis | Fair Value | Fair Value Measured at Net Asset Value Per Share
Assets:
Investments of consolidated funds		321,856
Other assets				$ 23,800
Assets, fair value		$ 321,856

[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). As of December 31, 2023, and December 31, 2022, total assets of consolidated VIEs were $2.5 billion and $2.3 billion, respectively, and total liabilities of consolidated VIEs were $2.1 billion and $1.8 billion, respectively. See Note 21 for further details.

[2] See Note 6 for details.