CONSUMER LOANS - Summary of Investment in Consumer Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Schedule of Consumer Loans [Line Items]
Weighted Average Expected Life (Years)	3 years 7 months 6 days
Consumer Portfolio Segment
Schedule of Consumer Loans [Line Items]
UPB	$ 767,623	$ 1,308,774
Carrying Value	$ 665,565	$ 1,274,005
Weighted Average Coupon	12.90%	12.00%
Weighted Average Expected Life (Years)	1 year 9 months 18 days	1 year 8 months 12 days
Consumer Portfolio Segment | SpringCastle
Schedule of Consumer Loans [Line Items]
UPB	$ 208,306	$ 260,102
Carrying Value	$ 219,308	$ 285,632
Weighted Average Coupon	18.10%	18.20%
Weighted Average Expected Life (Years)	3 years 9 months 18 days	3 years 8 months 12 days
Consumer Portfolio Segment | Marcus
Schedule of Consumer Loans [Line Items]
UPB	$ 559,317	$ 1,048,672
Carrying Value	$ 446,257	$ 988,373
Weighted Average Coupon	11.00%	10.50%
Weighted Average Expected Life (Years)	1 year	1 year 2 months 12 days