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DISTRIBUTIONS TO COMMON STOCKHOLDERS (Tables) | 9 Months Ended
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Jun. 30, 2025
Equity [Abstract] |
Schedule of Dividends Declared | We paid the following monthly distributions to common stockholders for the nine months ended June 30, 2025 and 2024:
Fiscal Year |  | Declaration Date |  | Record Date |  | Payment Date |  | Distribution per Common Share
2025 |  | October 8, 2024 |  | October 22, 2024 |  | October 31, 2024 |  | $ | 0.165 |
|  | October 8, 2024 |  | November 20, 2024 |  | November 29, 2024 |  | 0.165 |
|  | November 12, 2024 |  | December 4, 2024 |  | December 18, 2024(A) |  | 0.400 |
|  | October 8, 2024 |  | December 20, 2024 |  | December 31, 2024 |  | 0.165 |
|  | January 14, 2025 |  | January 24, 2025 |  | January 31, 2025 |  | 0.165 |
|  | January 14, 2025 |  | February 19, 2025 |  | February 28, 2025 |  | 0.165 |
|  | January 14, 2025 |  | March 19, 2025 |  | March 31, 2025 |  | 0.165 |
|  | April 8, 2025 |  | April 21, 2025 |  | April 30, 2025 |  | 0.165 |
|  | April 8, 2025 |  | May 21, 2025 |  | May 30, 2025 |  | 0.165 |
|  | April 8, 2025 |  | June 20, 2025 |  | June 30, 2025 |  | 0.165 |
|  | Nine Months Ended June 30, 2025: |  | $ | 1.89 |
Fiscal Year |  | Declaration Date |  | Record Date |  | Payment Date |  | Distribution per Common Share(B)
2024 |  | October 10, 2023 |  | October 20, 2023 |  | October 31, 2023 |  | $ | 0.165 |
|  | October 10, 2023 |  | November 20, 2023 |  | November 30, 2023 |  | 0.165 |
|  | October 10, 2023 |  | December 18, 2023 |  | December 29, 2023 |  | 0.165 |
|  | January 9, 2024 |  | January 23, 2024 |  | January 31, 2024 |  | 0.165 |
|  | January 9, 2024 |  | February 21, 2024 |  | February 29, 2024 |  | 0.165 |
|  | January 9, 2024 |  | March 21, 2024 |  | March 29, 2024 |  | 0.165 |
|  | April 9, 2024 |  | April 19, 2024 |  | April 30, 2024 |  | 0.165 |
|  | April 9, 2024 |  | May 17, 2024 |  | May 31, 2024 |  | 0.165 |
|  | April 9, 2024 |  | June 19, 2024 |  | June 28, 2024 |  | 0.165 |
|  | Nine Months Ended June 30, 2024: |  | $ | 1.49 |
(A) Represents a supplemental distribution to common stockholders. (B) Per share data has been adjusted on a retroactive basis to reflect the Reverse Stock Split effected on April 4, 2024, as described in Note 2 - Summary of Significant Accounting Policies.
Schedule of Adjustments for Book-tax Differences to Reflect Tax Character | For the nine months ended June 30, 2025 and the fiscal year ended September 30, 2024, we recorded the following adjustments for book-tax differences to reflect tax character. Results of operations, total net assets, and cash flows were not affected by these adjustments.
| Nine Months Ended June 30, 2025 |  | Year Ended September 30, 2024
Undistributed net investment income | $ | (947) |  |  | $ | (1,299) |
Accumulated net realized gain (loss) | 1,053 |  |  | 1,310 |
Capital in excess of par value | (106) |  |  | (11) |

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