Note 1 - Organization and Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues, Total	$ 5,173,878	$ 6,119,380	$ 14,925,801	$ 18,444,617
Sales Channel [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	100.00%	100.00%	100.00%	100.00%
Sales Channel, Directly to Consumer [Member]
Revenues, Total	$ 3,937,930	$ 5,000,261	$ 11,987,654	$ 14,796,326
Sales Channel, Directly to Consumer [Member] | Sales Channel [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	76.10%	81.70%	80.30%	80.20%
Sales Channel, Through Intermediary [Member]
Revenues, Total	$ 1,235,948	$ 1,119,119	$ 2,938,147	$ 3,648,291
Sales Channel, Through Intermediary [Member] | Sales Channel [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	23.90%	18.30%	19.70%	19.80%