BORROWINGS - Schedule of Borrowings Outstanding (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Jun. 11, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Combined weighted average interest rate	6.34%	7.316%	6.312%	7.369%
Combined weighted average debt outstanding	$ 1,852,282	$ 1,065,372	$ 1,565,124	$ 1,131,754
Line of Credit
Debt Instrument [Line Items]
Long-term debt, gross	826,604		826,604			$ 594,357
Secured Debt
Debt Instrument [Line Items]
(Less: Deferred financing fees)	(3,728)		(3,728)			(3,980)
Total Debt Securitization	406,272		406,272			406,020
Senior Notes
Debt Instrument [Line Items]
(Less: Deferred financing fees)	(9,325)		(9,325)			(291)
Total Notes	$ 698,498		$ 698,498			299,602
Revolving Credit Facility – May 11, 2021 | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	6.363%		6.363%
Long-term debt, gross	$ 543,404		$ 543,404			$ 456,482
SMBC Credit Facility – March 6, 2023 | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	6.416%		6.416%			6.535%
Long-term debt, gross	$ 148,200		$ 148,200			$ 137,875
BANA SPV Credit Facility – August, 1, 2025 | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	5.871%		5.871%
Long-term debt, gross	$ 135,000		$ 135,000			0
September 17, 2024 - Class A-1AR Notes | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	5.948%		5.948%
Long-term debt, gross	$ 110,000		$ 110,000			110,000
September 17, 2024 - Class A-1A Loans | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	5.948%		5.948%
Long-term debt, gross	$ 115,000		$ 115,000			115,000
September 17, 2024 - Class A-1AS Loans | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	5.948%		5.948%
Long-term debt, gross	$ 50,000		$ 50,000			50,000
September 17, 2024 - Class A-1BR Notes | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.218%		6.218%
Long-term debt, gross	$ 35,000		$ 35,000			35,000
September 17, 2024 - Class A-2R Notes | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.318%		6.318%
Long-term debt, gross	$ 30,000		$ 30,000			30,000
September 17, 2024 - Class B-R Notes | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.818%		6.818%
Long-term debt, gross	$ 40,000		$ 40,000			40,000
September 17, 2024 - Class C-R Notes | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	8.818%		8.818%
Long-term debt, gross	$ 30,000		$ 30,000			30,000
July 29, 2021 – Series A Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	3.50%		3.50%
Long-term debt, gross	$ 75,000		$ 75,000			75,000
September 15, 2021 – Series B Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	3.50%		3.50%
Long-term debt, gross	$ 38,000		$ 38,000			38,000
October 28, 2021 – Series C Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	3.50%		3.50%
Long-term debt, gross	$ 37,000		$ 37,000			37,000
May 10, 2022 – Series D Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	6.00%		6.00%
Long-term debt, gross	$ 100,208		$ 100,208			96,822
July 26, 2022 – Series E Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	6.00%		6.00%
Long-term debt, gross	$ 54,985		$ 54,985			53,071
June 11, 2025 - June 2030 Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	6.15%		6.15%		6.15%
Long-term debt, gross	$ 402,630		$ 402,630			$ 0