Debt - CLO III (Details) - USD ($)	Apr. 11, 2024	Jul. 18, 2023	Mar. 26, 2020	Dec. 31, 2024	Dec. 31, 2023
Preferred equity investments | CLO III Issuer
Debt Instrument [Line Items]
Value of shares issued	$ 135,310,000		$ 135,300,000
Shares issued (in shares)	135,310		135,310
Issue price (in usd per share)	$ 1,000		$ 1,000
Middle Market Loans | CLO III Issuer
Debt Instrument [Line Items]
Principal amount	$ 275,000,000		$ 400,000,000
CLO III | Secured Debt
Debt Instrument [Line Items]
Principal amount	$ 260,000,000		$ 395,300,000	$ 260,000,000	$ 260,000,000
CLO III, Class A-1L Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount		$ 166,000,000
Interest rate, stated percentage		1.80%
CLO III, Class A-1F Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount		$ 40,000,000
Interest rate, stated percentage		2.75%
CLO III, Class A-2 Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount		$ 20,000,000
Interest rate, stated percentage		2.00%
CLO III, Class B Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount		$ 34,000,000
Interest rate, stated percentage		2.45%
CLO III Class A-R Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount		$ 228,000,000
Interest rate, stated percentage		1.85%
CLO III Class B-R Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount		$ 32,000,000
Interest rate, stated percentage		2.35%