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Borrowings (Details) - Schedule of debt issuance costs - USD ($)
$ in Thousands
Mar. 31, 2023
Sep. 30, 2022
Borrowings (Details) - Schedule of debt issuance costs [Line Items]    
Aggregate Principal Available $ 107,500 $ 80,022
Principal Amount Outstanding 80,742 80,022
Carrying Value 78,877 77,963
Fair Value 73,635 72,633
2023 Notes [Member]    
Borrowings (Details) - Schedule of debt issuance costs [Line Items]    
Aggregate Principal Available 22,522
Principal Amount Outstanding 22,522
Carrying Value 22,483
Fair Value 22,378
2028 Notes [Member]    
Borrowings (Details) - Schedule of debt issuance costs [Line Items]    
Aggregate Principal Available 57,500 57,500
Principal Amount Outstanding 57,500 57,500
Carrying Value 55,635 55,480
Fair Value 50,393 50,255
Revolving Credit Facility [Member]    
Borrowings (Details) - Schedule of debt issuance costs [Line Items]    
Aggregate Principal Available 50,000
Principal Amount Outstanding 23,242
Carrying Value 23,242
Fair Value $ 23,242