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v3.24.1

Debt (Details) | Dec. 31, 2023 USD ($) instrument item | Sep. 30, 2023 | Dec. 31, 2022 USD ($) | Sep. 30, 2019 USD ($)
--- | --- | --- | --- | ---
DEBT |  |  |  |
Deposit | $ 5,000,000 |  | $ 5,000,000 |
Finance lease | $ 1,759,000 |  | $ 277,000 |
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] | Long-term Debt and Capital Lease Obligations, Long-term Debt and Capital Lease Obligations, Current |  | Long-term Debt and Capital Lease Obligations, Long-term Debt and Capital Lease Obligations, Current |
Dominion Loan Agreement |  |  |  |
DEBT |  |  |  |
Maximum borrowing capacity |  |  |  | $ 5,000,000
Deposit |  |  |  | $ 5,000,000.0
Available for withdrawal | $ 5,000,000 |  |  |
Dominion Loan Agreement | Minimum |  |  |  |
DEBT |  |  |  |
Interest rate (as a percent) |  | 4.75% |  |
Dominion Loan Agreement | Maximum |  |  |  |
DEBT |  |  |  |
Interest rate (as a percent) |  | 7.75% |  |
Dominion Letters of Credit |  |  |  |
DEBT |  |  |  |
Number of letters of credit | item | 1 |  |  |
Amount of letter of credit | $ 265,000 |  |  |
Notes payable to finance companies for insurance |  |  |  |
DEBT |  |  |  |
Interest rate (as a percent) | 8.75% |  | 8.24% |
Number of notes payable | instrument | 1 |  |  |
Total insurance premiums | $ 910,000 |  |  |

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