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Fair Value Measurements - Schedule of Fair Value Measurements of Investments (Details) - Investments [Member] - USD ($) $ in Thousands | Jun. 30, 2025 | Sep. 30, 2024
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Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | $ 292,789 | $ 226,391
Investments measured at net asset value | [1] | 1,650 | 1,525
Total Investments, at fair value |  | 294,439 | 227,916
Level 1 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 32,795 | 30,044
Level 2 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 39,670 | 56,057
Level 3 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 220,324 | 140,290
Senior Secured First Lien Term Loans [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 119,867 | 113,990
Senior Secured First Lien Term Loans [Member] | Level 1 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  |  |
Senior Secured First Lien Term Loans [Member] | Level 2 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 29,564 | 45,003
Senior Secured First Lien Term Loans [Member] | Level 3 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 90,303 | 68,987
Senior Secured Notes [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 17,528 | 18,476
Senior Secured Notes [Member] | Level 1 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  |  |
Senior Secured Notes [Member] | Level 2 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 10,106 | 11,054
Senior Secured Notes [Member] | Level 3 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 7,422 | 7,422
Equity/Warrants [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 155,394 | 93,925
Equity/Warrants [Member] | Level 1 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | 32,795 | 30,044
Equity/Warrants [Member] | Level 2 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  |  |
Equity/Warrants [Member] | Level 3 [Member] |  |  |
Schedule of Fair Value Measurements of Investments [Line Items] |  |  |
Investments total |  | $ 122,599 | $ 63,881
[1] | Certain investments that are measured at fair value using NAV have not been categorized in the fair value hierarchy. The fair value amounts presented in the table are intended to permit reconciliation of the fair value hierarchy to the amount presented in the Consolidated Statements of Assets and Liabilities.

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