Note 15 - Income Taxes - Significant Components of Deferred Income Taxes (Details) - USD ($)	Sep. 30, 2023	Sep. 30, 2022
Net operating loss carryforwards	$ 14,784,000	$ 12,909,000
ROU - Liability	824,000	1,087,000
Capital loss carryforward	702,000	702,000
Allowance for doubtful accounts	9,000	8,000
Stock compensation	521,000	833,000
Intangibles	105,000	0
Investments	180,000	452,000
Accrued expenses	87,000	214,000
Fixed Assets	45,000	40,000
Inventory reserve	28,000	35,000
Capitalized expenses	43,000	48,000
Charitable contributions	39,000	45,000
Total deferred tax assets	17,367,000	16,373,000
Prepaid Expenses	(107,000)	(257,000)
ROU - Assets	(750,000)	(1,002,000)
Intangibles	0	(3,426,000)
Total deferred tax liabilities	(857,000)	(4,685,000)
Net deferred tax assets	16,510,000	11,688,000
Valuation allowance	(16,510,000)	(11,688,000)
Net deferred tax liability	$ 0	$ 0