Consolidated Statements of Assets and Liabilities (Parenthetical) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
Investments, amortized cost	$ 2,243,553	$ 2,301,834
Foreign cash, cost	$ 13,141	$ 6,865
Derivative Asset, Type [Extensible Enumeration]	Foreign Exchange Forward [Member]	Foreign Exchange Forward [Member]
Unamortized debt issuance costs	$ 6,256	$ 7,567
Common stock, par value per share (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	100,000,000,000	100,000,000,000
Common stock, shares issued	64,562,265	64,562,265
Common stock, outstanding	64,562,265	64,562,265
Non-controlled/non-affiliate
Investments, amortized cost	$ 1,632,191	$ 1,615,061
Non-controlled/affiliate investment
Investments, amortized cost	34,328	132,650
Controlled affiliate
Investments, amortized cost	$ 577,034	$ 554,123