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Investments (Details) - Schedule of portfolio composition by geographic location at fair value - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022
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Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 200,089 | $ 192,957
Percentage | 100.00% | 100.00%
Northeast [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 90,284 | $ 92,939
Percentage | 45.10% | 48.20%
Southeast [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 51,269 | $ 51,797
Percentage | 25.60% | 26.80%
Midwest [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 28,856 | $ 16,023
Percentage | 14.40% | 8.30%
West [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 18,936 | $ 20,196
Percentage | 9.50% | 10.50%
Southwest [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 5,591 | $ 6,288
Percentage | 2.80% | 3.30%
Mid-Atlantic [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 193 | $ 265
Percentage | 0.10% | 0.10%
International [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value | $ 4,960 |
Percentage | 2.50% |
Other [Member] |  |
Investments (Details) - Schedule of portfolio composition by geographic location at fair value [Line Items] |  |
Fair Value |  | $ 5,449
Percentage |  | 2.80%

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