Note 1 - Organization and Summary of Significant Accounting Policies (Details Textual)		3 Months Ended						9 Months Ended
	Jan. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Sep. 30, 2023 USD ($)
MerchantProcessingFee		2.50%						2.50%
Accounts Receivable, after Allowance for Credit Loss, Current		$ 915,988						$ 915,988		$ 1,216,090
Cash, Uninsured Amount		1,600,000						1,600,000
Net Income (Loss) Attributable to Parent		459,737	$ (3,010,562)	$ (996,501)	$ (1,770,404)	$ (1,336,802)	$ (3,956,062)	(3,547,327)	$ (7,063,270)
Working Capital		$ (567,610)						$ (567,610)
Investors 8% Senior Secured Original Issue 20% Discount Convertible Promissory Note [Member]
Proceeds from Convertible Debt	$ 1,250,000
Debt Instrument, Interest Rate, Stated Percentage	8.00%
Debt Instrument Discounted Percentage	20.00%
Debt Instrument, Face Amount	$ 1,541,666
Customer Concentration Risk [Member] | Revenue Benchmark [Member]
Number of Major Customers		0						0
Manufacturing Equipment [Member]
Property, Plant and Equipment, Useful Life (Year)		5 years						5 years
Software [Member]
Property, Plant and Equipment, Useful Life (Year)		3 years						3 years
Waiting Period [Member]
Accounts Receivable, after Allowance for Credit Loss, Current		$ 653,157						$ 653,157		$ 585,345
Maximum [Member]
MerchantProcessingFee		5.00%						5.00%