Note 7 - Debt Obligations (Details Textual) - USD ($)	12 Months Ended
	Sep. 30, 2025	Jul. 01, 2026	Jul. 01, 2025	Jul. 01, 2024	Apr. 26, 2023	Mar. 01, 2021	Dec. 21, 2020	Dec. 20, 2020
Agreement with Conrent [Member]
Debt Instrument, Interest Rate, Stated Percentage						4.00%	4.00%	8.00%
Amended Agreement with Conrent [Member]
Debt Instrument, Interest Rate, Stated Percentage			5.50%	5.00%	4.00%
Principal Amount	$ 42,864,000
Debt Instrument, Increase, Accrued Interest	$ 2,775,444
Amended Agreement with Conrent [Member] | Forecast [Member]
Debt Instrument, Interest Rate, Stated Percentage		6.00%