Investments - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Schedule of Investments [Line Items]
Purchases of investments on trade date basis	$ 2,659,637	$ 4,844,978	$ 5,790,899	$ 8,975,826
Sales and repayment of investments on trade date basis	2,431,739	2,654,285	4,595,517	3,959,337
Payment-in-kind interest income	$ 20,484	$ 9,233	$ 36,593	$ 14,511

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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