SERVICER ADVANCE INVESTMENTS - Schedule of Servicer Advance Investments (Details) - Servicer advance investments - Servicer Advances - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2024	Dec. 31, 2023
Investments in and Advances to Affiliates [Line Items]
Amortized Cost Basis	$ 330,137	$ 362,760
Carrying value	$ 341,303	$ 376,881
Weighted Average Discount Rate	6.20%	6.20%
Weighted Average Yield	6.50%	6.60%
Weighted average life (years)	8 years 2 months 12 days	8 years 1 month 6 days

Amortized cost of servicer advance investments as of the balance sheet date. Servicer advances are generally reimbursable cash payments made by a servicer when the borrower fails to make scheduled payments due on a mortgage loan or when the servicer makes cash payments (i) on behalf of a borrower for real estate taxes and insurance premiums on the property that have not been paid on a timely basis by the borrower and (ii) to third parties for the costs and expenses incurred in connection with the foreclosure, preservation and sale of the mortgage property, including attorneys' and other professional fees.

No definition available.

Name:	ritm_ServicerAdvanceFeeAmortizedCostBasis
Namespace Prefix:	ritm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant