Debt - CLO X (Details) - USD ($)	Mar. 09, 2023	Dec. 31, 2024	Dec. 31, 2023
Preferred equity investments | CLO X Issuer
Debt Instrument [Line Items]
Value of shares issued	$ 137,700,000
Shares issued (in shares)	137,700
Issue price (in usd per share)	$ 1,000
Middle Market Loans | CLO X
Debt Instrument [Line Items]
Principal amount	$ 245,900,000
Middle Market Loans | ORCC Financing III, LLC | CLO X
Debt Instrument [Line Items]
Principal amount	141,300,000
CLO X | Secured Debt
Debt Instrument [Line Items]
Principal amount	397,700,000	$ 260,000,000	$ 260,000,000
CLO X, Class A Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount	$ 228,000,000
Interest rate, stated percentage	2.45%
CLO X, Class B Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount	$ 32,000,000
Interest rate, stated percentage	3.60%