SERVICER ADVANCE INVESTMENTS - Summary of Investments in Servicer Advances - Components of Funded Advances (Details) - USD ($) $ in Thousands		Mar. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Total	[1]	$ 517,557	$ 538,056
Servicer advance investments | Servicer Advance Investments
Schedule of Equity Method Investments [Line Items]
Principal and interest advances		79,423	84,976
Escrow advances (taxes and insurance advances)		186,275	186,426
Foreclosure advances		174,608	177,748
Total		$ 440,306	$ 449,150

[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.