Note 1 - Organization and Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($)	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Revenues, Total	$ 35,403,224	$ 44,480,763
Sales Channel [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage
Sales Channel, Directly to Consumer [Member]
Revenues, Total	$ 26,435,203	$ 32,907,956
Sales Channel, Directly to Consumer [Member] | Sales Channel [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	74.70%	74.00%
Sales Channel, Through Intermediary [Member]
Revenues, Total	$ 8,968,021	$ 11,572,807
Sales Channel, Through Intermediary [Member] | Sales Channel [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	25.30%	26.00%