v3.25.4

Taxes and Distributions - Summary of Tax Characteristics of Distributions Declared (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2021
Income Tax Disclosure [Abstract] |  |  |  |  |
Ordinary income (including short-term gains, if any) | $ 62,684 | $ 57,420 | $ 49,571 |  |
Long-term capital gain | 0 | 0 | 0 |  |
Total distributions | 62,684 | 57,432 | 49,571 |  |
Total distributions | $ 62,684 | $ 57,420 | $ 49,571 |  |
Total distributions declared per share | $ 0.96 | $ 0.88 | $ 0.76 | $ 0.56 | $ 0.48

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