Taxable/Distributable Income - Schedule of Components of Accumulated Overdistributed Earnings (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Sep. 30, 2024
Income Tax Disclosure [Abstract]
Overdistributed ordinary income, net		$ (60,970)
Net realized capital gains		10,137
Unrealized gains, net		43,084
Accumulated overdistributed earnings	$ (76,159)	$ (7,749)

Investment Company, Distributable Earnings (Loss), Accumulated Unrealized Gains (Losses)

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Amount of accumulated undistributed earnings (deficit) from long-term capital gain (loss) of investment company.

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Amount of accumulated undistributed earnings (deficit) from ordinary income (loss) of investment company.

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Amount of accumulated undistributed earnings (deficit).

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