Derivatives - Schedule of Derivative Instrument Gain (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Derivative [Line Items]
Net change in unrealized appreciation (depreciation)	$ (21,754)	$ (48,560)	$ 23,018	$ (61,350)
Net realized gain (loss)	59,611	(139,450)	79,216	(158,862)
Not Designated as Hedging Instrument
Derivative [Line Items]
Net change in unrealized appreciation (depreciation)	(21,754)	(48,560)	23,018	(61,350)
Net realized gain (loss)	59,611	(139,450)	79,216	(158,862)
Foreign currency forward contracts \| Not Designated as Hedging Instrument
Derivative [Line Items]
Net change in unrealized appreciation (depreciation)	(21,754)	(48,560)	23,018	(61,350)
Net realized gain (loss)	$ 59,611	$ (139,450)	$ 79,216	$ (158,862)

The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.