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Long-Term Debt and Lines of Credit - Schedule of Long-term Debt, Net of Current Portion (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022
--- | --- | ---
Debt Instrument [Line Items] |  |
Less current portion | $ 1,629 | $ 3,035
Deferred Financing Costs, Net | 684 | 748
Met Fixed-Rate Term Loans |  |
Debt Instrument [Line Items] |  |
Principal | 70,000 | 70,000
Deferred Financing Costs, Net | 392 | 435
Met Variable-Rate Term Loans |  |
Debt Instrument [Line Items] |  |
Principal | 19,094 | 19,906
Deferred Financing Costs, Net | 102 | 113
Met Citree Term Loan |  |
Debt Instrument [Line Items] |  |
Principal | 3,888 | 4,013
Deferred Financing Costs, Net | 25 | 27
Pru Loans A & B |  |
Debt Instrument [Line Items] |  |
Principal | 12,197 | 12,777
Deferred Financing Costs, Net | 165 | 173
Term Loans and PRU Loans |  |
Debt Instrument [Line Items] |  |
Principal | 105,179 | 106,696
Less current portion | 1,629 | 3,035
Long-term debt | 103,550 | 103,661
Deferred Financing Costs, Net | $ 684 | $ 748

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