CASH, CASH EQUIVALENTS AND RESTRICTED CASH - Summary of Cash and Restricted Cash (Details) - USD ($) $ in Thousands	Mar. 31, 2022		Dec. 31, 2021		Mar. 31, 2021	Dec. 31, 2020
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	$ 1,671,177	[1]	$ 1,332,575	[1]	$ 1,038,482
Restricted cash	295,037	[1]	195,867	[1]	136,036
Total cash, cash equivalents and restricted cash	$ 1,966,214		$ 1,528,442		$ 1,174,518	$ 1,080,473

[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 (New Residential). As of March 31, 2022, and December 31, 2021, total assets of consolidated VIEs were $3.2 billion and $2.8 billion, respectively, and total liabilities of consolidated VIEs were $2.6 billion and $2.1 billion, respectively. See Note 20 for further details.