SERVICER ADVANCE INVESTMENTS - Summary of Investments in Servicer Advances - Components of Funded Advances (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Servicing Assets at Fair Value [Line Items]
Total	$ 339,646	$ 376,881
Servicer Advance Investments | Servicer advance investments
Servicing Assets at Fair Value [Line Items]
Principal and interest advances	51,135	57,909
Escrow advances (taxes and insurance advances)	137,072	149,346
Foreclosure advances	110,738	113,375
Total	$ 298,945	$ 320,630