Subsequent Events - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands				12 Months Ended
	Feb. 14, 2024	Feb. 01, 2024	Jan. 01, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Subsequent Event [Line Items]
Investment Owned, at Fair Value				$ 1,067,009	$ 1,126,309
Percentage of Net Assets				195.04%	195.52%
Repayment of senior secured loan				$ 296,409	$ 168,898	$ 303,602
Investment fund				1,106,849	$ 1,150,602
Subsequent Event
Subsequent Event [Line Items]
Subsequent event description			Effective January 1, 2024, the Company placed one loan to Mingle Healthcare Solutions, Inc. on non-accrual status
Dividend declared date		Feb. 01, 2024
Ordinary distribution		$ 0.4
Supplemental distribution		$ 0.07
Record date		Feb. 12, 2024
Dividends payable date		Feb. 28, 2024
MarleySpoon SE | Subsequent Event
Subsequent Event [Line Items]
Principle repayments received	$ 7,100
Mingle Healthcare Solutions Inc
Subsequent Event [Line Items]
Outstanding principal of loan				4,300
Investment Owned, at Fair Value				$ 3,800
Percentage of Net Assets				0.37%