RELATED PARTY TRANSACTIONS - Schedule of Related Party Transactions (Details) - Joint Venture - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Related Party Transaction [Line Items]
Loan processing and administrative services fee income	$ 4,815	$ 5,639	$ 14,833	$ 15,033
Loan origination broker fees expense	27,901	$ 34,402	82,997	$ 94,784
Amounts payable to joint ventures	$ 4,414		$ 4,414		$ 7,876