SERVICER ADVANCE INVESTMENTS - Summary of Investments in Servicer Advances - Additional Information (Details) - USD ($) $ in Thousands		Mar. 31, 2021	Dec. 31, 2020
Investments in and Advances to Affiliates [Line Items]
Outstanding Servicer Advances	[1]	$ 517,557	$ 538,056
Face Amount of Secured Notes and Bonds Payable		26,651,603
Servicer advance investments | Servicer Advance Investments
Investments in and Advances to Affiliates [Line Items]
UPB of Underlying Mortgages		24,439,045	26,061,499
Outstanding Servicer Advances		$ 440,306	$ 449,150
Servicer Advances to UPB of Underlying Residential Mortgage Loans		1.80%	1.70%
Face Amount of Secured Notes and Bonds Payable		$ 403,570	$ 423,144
Gross Loan-to-Value		88.90%	88.40%
Net Loan-to-Value		88.20%	88.60%
Gross Cost of Funds		1.40%	1.50%
Net Cost of Funds		1.30%	1.30%

[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 March 31, 2021, and December 31, 2020, total assets of consolidated VIEs were $2.2 billion and $2.7 billion, respectively, and total liabilities of consolidated VIEs were $1.7 billion and $2.1 billion, respectively. See Note 13 for further details.