RELATED PARTY TRANSACTIONS - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
Sep. 30, 2025 |
Sep. 30, 2024 |
Sep. 30, 2023 |
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| Related Party Transactions [Abstract] | |||||
| Average total assets subject to base management fee | $ 794,857 | $ 777,657 | $ 685,600 | ||
| Multiplied by annual base management fee of 1.75% | 1.75% | 1.75% | 1.75% | ||
| Base management fee | [1] | $ 13,910 | $ 13,609 | $ 11,998 | |
| Portfolio company fee credit | (5,593) | (2,866) | (3,263) | ||
| Syndicated loan fee credit | (37) | (101) | (126) | ||
| Net Base Management Fee | 8,280 | 10,642 | 8,609 | ||
| Loan servicing fee | [1] | 8,888 | 8,862 | 8,053 | |
| Credits to base management fee – loan servicing fee | [1] | (8,888) | (8,862) | (8,053) | |
| Net Loan Servicing Fee | 0 | 0 | 0 | ||
| Incentive fee | [1] | 10,486 | 11,410 | 10,255 | |
| Incentive fee credit | (2,344) | (204) | 0 | ||
| Net Incentive Fee | 8,142 | 11,206 | 10,255 | ||
| Credits to fees from Adviser - other | [1] | $ (7,974) | $ (3,171) | $ (3,389) | |
| Base management fee | 1.75% | 1.75% | 1.75% | ||
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- Definition Investment Company , Portfolio Company Fee Credit No definition available.
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- Definition Investment Company, Syndicated Loan Fee Credit No definition available.
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- Definition Net Base Management Fee No definition available.
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- Definition Net Loan Servicing Fee No definition available.
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- Definition Net Total Incentive Fee No definition available.
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- Definition The average carrying amount of assets managed during the period by the investment advisor on behalf of investors. No definition available.
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- Definition Amount of expense for incentive fee based on performance under arrangement to manage operations, including, but not limited to, investment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of fee contractually waived by investment company. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of incentive fee waived for investment company. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of fee voluntarily waived by investment company. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Expenses paid for obtaining loans which includes expenses such as application and origination fees. No definition available.
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- Definition Base rate for management and service fees under arrangement to manage operations, including, but not limited to, investment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Rate for management and service fees under arrangement to manage operations, including, but not limited to, investment. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expense for investment management fee, including, but not limited to, expense in connection with research, selection, supervision, and custody of investment. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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