Borrowings - Summary of the Interest Expense Incurred by the company (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Debt Disclosure [Abstract]
Coupon Interest	$ 19,041	$ 17,492	$ 38,368	$ 28,285
Amoritization of debt issuance costs	3,740	569	4,603	1,364
Net change in unrealized appreciation (depreciation) on effective interest rate swaps and hedged items	6	0	43	0
Total	$ 22,787	$ 18,061	$ 43,014	$ 29,649

Amount of interest expense classified as operating and nonoperating. Includes, but is not limited to, cost of borrowing accounted for as interest expense.

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+ Details