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Borrowings (Details) - Schedule of debt issuance costs - USD ($) | Dec. 31, 2022 | Sep. 30, 2022
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Borrowings (Details) - Schedule of debt issuance costs [Line Items] |  |
Aggregate Principal Available | $ 80,022,000 | $ 80,022,000
Principal Amount Outstanding | 80,022,000 | 80,022,000
Carrying Value | 78,065,828 | 77,962,636
Fair Value | 73,033,000 | 72,633,000
2023 Notes [Member] |  |
Borrowings (Details) - Schedule of debt issuance costs [Line Items] |  |
Aggregate Principal Available | 22,522,000 | 22,522,000
Principal Amount Outstanding | 22,522,000 | 22,522,000
Carrying Value | 22,502,000 | 22,483,000
Fair Value | 22,594,000 | 22,378,000
2028 Notes [Member] |  |
Borrowings (Details) - Schedule of debt issuance costs [Line Items] |  |
Aggregate Principal Available | 57,500,000 | 57,500,000
Principal Amount Outstanding | 57,500,000 | 57,500,000
Carrying Value | 55,564,000 | 55,480,000
Fair Value | $ 50,439,000 | $ 50,255,000

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