VARIABLE INTEREST ENTITIES - Variable Interest Entities, Assets and Liabilities (Details) - USD ($) $ in Thousands		Jun. 30, 2021	Dec. 31, 2020
Assets
Servicer advance investments, at fair value	[1]	$ 502,533	$ 538,056
Residential mortgage loans, held-for-investment, at fair value	[1]	1,210,077	1,359,754
Residential mortgage loans, held-for-sale		7,088,441	5,215,703
Residential mortgage loans, held-for-sale, at fair value		6,744,443	4,705,816
Cash and cash equivalents	[1]	956,242	944,854
Restricted cash	[1]	238,501	135,619
Other assets	[1]	1,991,186	1,358,422
Total assets		37,250,397	33,252,114
Liabilities
Accrued expenses and other liabilities	[1]	529,554	537,302
Total liabilities		31,084,246	27,822,430
VIE, consolidated
Assets
Servicer advance investments, at fair value		488,131	522,901
Residential mortgage loans, held-for-investment, at fair value		306,245	358,629
Residential mortgage loans, held-for-sale		1,860	346,250
Residential mortgage loans, held-for-sale, at fair value		1,071,679	614,868
Consumer loans, held-for-investment, at fair value		591,301	682,932
Cash and cash equivalents		73,222	92,043
Restricted cash		10,532	10,898
Other assets		12,562	49,864
Total assets		2,555,532	2,678,385
Liabilities
Secured notes and bonds payable		2,073,059	2,077,428
Accrued expenses and other liabilities		9,161	12,972
Total liabilities		2,082,220	2,090,400
VIE, consolidated | The Buyer
Assets
Servicer advance investments, at fair value		488,131	522,901
Residential mortgage loans, held-for-investment, at fair value		0	0
Residential mortgage loans, held-for-sale		0	0
Residential mortgage loans, held-for-sale, at fair value		0	0
Consumer loans, held-for-investment, at fair value		0	0
Cash and cash equivalents		34,561	53,012
Restricted cash		2,473	2,808
Other assets		9	891
Total assets		525,174	579,612
Liabilities
Secured notes and bonds payable		393,261	414,576
Accrued expenses and other liabilities		913	1,092
Total liabilities		394,174	415,668
VIE, consolidated | Shelter Joint Ventures
Assets
Servicer advance investments, at fair value		0	0
Residential mortgage loans, held-for-investment, at fair value		0	0
Residential mortgage loans, held-for-sale		0	0
Residential mortgage loans, held-for-sale, at fair value		0	0
Consumer loans, held-for-investment, at fair value		0	0
Cash and cash equivalents		36,950	39,031
Restricted cash		0	0
Other assets		3,780	9,151
Total assets		40,730	48,182
Liabilities
Secured notes and bonds payable		0	0
Accrued expenses and other liabilities		7,209	9,455
Total liabilities		7,209	9,455
VIE, consolidated | Residential Mortgage Loans
Assets
Servicer advance investments, at fair value		0	0
Residential mortgage loans, held-for-investment, at fair value		306,245	358,629
Residential mortgage loans, held-for-sale		1,860	346,250
Residential mortgage loans, held-for-sale, at fair value		1,071,679	614,868
Consumer loans, held-for-investment, at fair value		0	0
Cash and cash equivalents		1,711	0
Restricted cash		421	0
Other assets		864	30,621
Total assets		1,382,780	1,350,368
Liabilities
Secured notes and bonds payable		1,138,734	1,034,093
Accrued expenses and other liabilities		167	1,661
Total liabilities		1,138,901	1,035,754
VIE, consolidated | Consumer Loan SPVs
Assets
Servicer advance investments, at fair value		0	0
Residential mortgage loans, held-for-investment, at fair value		0	0
Residential mortgage loans, held-for-sale		0	0
Residential mortgage loans, held-for-sale, at fair value		0	0
Consumer loans, held-for-investment, at fair value		591,301	682,932
Cash and cash equivalents		0	0
Restricted cash		7,638	8,090
Other assets		7,909	9,201
Total assets		606,848	700,223
Liabilities
Secured notes and bonds payable		541,064	628,759
Accrued expenses and other liabilities		872	764
Total liabilities		$ 541,936	$ 629,523

[1] The Company's consolidated statements of financial condition 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 (New Residential). As of June 30, 2021, and December 31, 2020, total assets of consolidated VIEs were $2.6 billion and $2.7 billion, respectively, and total liabilities of consolidated VIEs were $2.1 billion and $2.1 billion, respectively. See Note 13 for further details.