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Borrowings (Details) - Schedule of debt issuance costs - USD ($)
Dec. 31, 2022
Sep. 30, 2022
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