Note 2 - Marketable Securities and Investment Other Securities (Details Textual) - USD ($)			1 Months Ended	3 Months Ended			9 Months Ended
	Apr. 07, 2022	Mar. 24, 2021	Sep. 30, 2020	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Jan. 13, 2021
Realized and Unrealized Gain (Loss) on Marketable and Other Securities, Including Impairments				$ 0		$ 2,852	$ (33,350)	$ 545,562
Total Acquisition Shares (in shares)					1,042,193
Steady State, LLC [Member]
Equipment Sold Value	$ 1,800,000
Investments, Total	$ 1,400,000
Adara Sponser L L C Member
Payments to Acquire Additional Interest in Subsidiaries			$ 250,000
Common Stock, Value, Subscriptions									$ 750,000
Initial Public Offering Shares (in shares)		11,500,000
Adara Sponser L L C Member | Common Stock [Member]
Equity Method Investment, Ownership Percentage				4.40%			4.40%
Equity Method Investments				$ 633,988			$ 633,988
Share Price (in dollars per share)				$ 9.89			$ 9.89
Adara Sponser L L C Member | Warrant [Member]
Equity Method Investment, Ownership Percentage				10.10%			10.10%
Equity Method Investments				$ 1,000,000			$ 1,000,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)				$ 0.18			$ 0.18