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Note 13 - Leases - USD ($) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023
Assets [Abstract] |  |
Other Assets, Miscellaneous, Noncurrent | $ 703,394 | $ 624,095
Liabilities, Current [Abstract] |  |
Other Liabilities, Current | 25,729 | 30,281
Liabilities, Noncurrent [Abstract] |  |
Liabilities, Other than Long-Term Debt, Noncurrent | $ 47,191,110 | $ 44,233,200
Notes to Financial Statements |  |
Lessee, Operating Leases [Text Block] |
13. | LEASES
During 2023, the Company entered into a land lease in conjunction with its RNG facility that has a 20-year term with two five-year Company renewal options that are not considered part of the ROU asset and liability as it was not reasonably certain that the Company would exercise these options. The Company also has three other operating leases with original terms ranging from 3 to 6 years. The operating lease ROU assets of $331,275 are reflected in other non-current assets in the consolidated balance sheets. The current operating lease liabilities of $25,729 and non-current lease liabilities of $308,439 are included in other current liabilities and deferred credits and other non-current liabilities, respectively, in the consolidated balance sheets. The cost components of the Company’s operating leases are included under operations and maintenance expense in the consolidated statements of income and were less than $50,000 for each period presented. Other information related to leases were as follows:
|  | 2024 |  |  | 2023 |
Supplemental Cash Flow Information: |  |  |  |  |  |  |  |
Cash paid on operating leases |  | $ | 37,900 |  |  | $ | 48,900 |
Right of use obtained in exchange for operating lease obligations |  |  | N/A |  |  |  | 325,688 |
Weighted-average remaining term (in years) |  |  | 17.4 |  |  |  | 17.4 |
Weighted-average discount rate |  |  | 5.65 | % |  |  | 5.65 | %
On September 30, 2024, the future minimum rental payments under non-cancelable operating leases were as follows:
2025 |  | $ | 54,230 |
2026 |  |  | 30,038 |
2027 |  |  | 30,038 |
2028 |  |  | 26,400 |
2029 |  |  | 26,400 |
Thereafter |  |  | 343,200 |
Total minimum lease payments |  |  | 510,306 |
Less imputed interest |  |  | (176,138 | )
Total |  | $ | 334,168 |

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