Borrowings - Schedule of Borrowings Outstanding (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Combined weighted average interest rate	7.184%	6.976%
Combined weighted average debt outstanding	$ 1,162,443	$ 1,224,885
Line of Credit
Debt Instrument [Line Items]
Long-term debt, gross	594,357	535,467
Secured Debt
Debt Instrument [Line Items]
(Less: Deferred financing fees)	(3,980)	(2,406)
Debt securitization (net of deferred financing fees)	406,020	400,094
Senior Notes
Debt Instrument [Line Items]
(Less: Deferred financing fees)	(291)	(474)
Total Notes	$ 299,602	299,206
Revolving Credit Facility - May 11, 2021 | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	6.746%
Long-term debt, gross	$ 456,482	$ 410,967
SMBC Credit Facility - March 6, 2023 | Line of Credit
Debt Instrument [Line Items]
Effective interest rate	6.535%	7.461%
Long-term debt, gross	$ 137,875	$ 124,500
August 23, 2023 – Class A-1 Notes | Secured Debt
Debt Instrument [Line Items]
Long-term debt, gross	0	300,000
August 23, 2023 – Class A-2 Notes | Secured Debt
Debt Instrument [Line Items]
Long-term debt, gross	0	35,000
August 23, 2023 – Class A-2 Loans | Secured Debt
Debt Instrument [Line Items]
Long-term debt, gross	0	20,000
August 23, 2023 – Class B Notes | Secured Debt
Debt Instrument [Line Items]
Long-term debt, gross	0	25,000
August 23, 2023 – Class C Notes | Secured Debt
Debt Instrument [Line Items]
Long-term debt, gross	$ 0	22,500
AAA Class A-1AR Senior Secured Floating Rate Notes | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.286%
Long-term debt, gross	$ 110,000	0
AAA Class A-1A Senior Secured Floating Rate Loans | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.286%
Long-term debt, gross	$ 115,000	0
AAA Class A-1AS Senior Secured Floating Rate Loans | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.286%
Long-term debt, gross	$ 50,000	0
AAA Class A-1BR Senior Secured Floating Rate, Due 2036 | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.556%
Long-term debt, gross	$ 35,000	0
AA Class A-2R Senior Secured Floating Rate, Due 2036 | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	6.656%
Long-term debt, gross	$ 30,000	0
A Class B-R Secured Deferrable Floating Rate Notes, Due 2036 | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	7.156%
Long-term debt, gross	$ 40,000	0
BBB Class C-R Notes Secured Deferrable Floating Rate Notes, Due 2036 | Secured Debt
Debt Instrument [Line Items]
Effective interest rate	9.156%
Long-term debt, gross	$ 30,000	0
July 29, 2021 - Series A Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	3.50%
Long-term debt, gross	$ 75,000	75,000
September 15, 2021 - Series B Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	3.50%
Long-term debt, gross	$ 38,000	38,000
October 28, 2021 - Series C Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	3.50%
Long-term debt, gross	$ 37,000	37,000
May 10, 2022 - Series D Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	6.00%
Long-term debt, gross	$ 96,822	96,729
July 26, 2022 - Series E Notes | Senior Notes
Debt Instrument [Line Items]
Fixed interest rate	6.00%
Long-term debt, gross	$ 53,071	$ 52,951