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Note 5 - Other Investments - Schedule of Other Investments (Details) - USD ($)	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Investment in unconsolidated affiliates	$ 21,057,222	$ 17,187,093
Cash investment	18,258	2,133,534
Change in accrued capital calls	0	(804,506)
Equity in earnings of unconsolidated affiliate	3,851,871	2,084,990
Change in investment in unconsolidated affiliates	3,870,129	3,414,018
MVP [Member]
Investment in unconsolidated affiliates	20,948,347	17,096,476
Southgate [Member]
Investment in unconsolidated affiliates	$ 108,875	$ 90,617

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- Definition

The amount of change in investment in unconsolidated affiliate.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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