DISTRIBUTIONS TO COMMON STOCKHOLDERS - Schedule of Adjustments for Book-tax Differences to Reflect Tax Character (Details) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Sep. 30, 2025 |
|
| Equity [Abstract] | ||
| Undistributed net investment income | $ (2,536) | $ (946) |
| Accumulated net realized gain (loss) | 2,541 | 1,053 |
| Capital in excess of par value | $ (5) | $ (107) |
| X | ||||||||||
- Definition Additional Paid in Capital Adjustments No definition available.
|
| X | ||||||||||
- Definition Investment Company, Accumulated Net Realized Gain (Loss) In Excess Of Distributions Adjustments No definition available.
|
| X | ||||||||||
- Definition Investment Company, Distributable Earnings (Loss), Accumulated Ordinary Income (Loss) Adjustments No definition available.
|
| X | ||||||||||
- References No definition available.
|