CASH, CASH EQUIVALENTS AND RESTRICTED CASH - Cash and Restricted Cash (Details) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	[1]	$ 1,217,283	$ 1,336,508
Restricted cash	[1]	368,447	281,126
Total cash, cash equivalents and restricted cash		$ 1,585,730	$ 1,617,634	$ 1,949,575	$ 1,528,442

[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 September 30, 2023 and December 31, 2022, total assets of consolidated VIEs were $2.2 billion and $2.3 billion, respectively, and total liabilities of consolidated VIEs were $1.8 billion and $1.8 billion, respectively. See Note 20 for further details.