Note 4 - Deferred Compensation (Details Textual) - USD ($)	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Deferred Compensation Liability, Current, Total	$ 479,208	$ 778,217
Interest Rate on Deferred Compensation	4.00%
Deferred Compensation Conversion Days (Day)	5 days
Deferred Compensation Consecutive Trading Days (Day)	10 days
Interest Expense, Total	$ 657,945	466,891
Interest Expense on Deferred Compensation Obligation [Member]
Interest Expense, Total	25,838	23,439
Interest Expense, Related Party	12,249	11,937
Chief Executive Officer [Member]
Deferred Compensation Liability, Current, Total	399,971	$ 172,103
Deferred Compensation, Convertible to Common Stock	300,000
Deferred Compensation, Convertible to Common Stock, Price Per Share (in dollars per share)		$ 0.75
Deferred Compensation, Transfer to Convertible Notes		$ 436,508
President [Member]
Deferred Compensation Liability, Current, Total	0	54,659
Deferred Compensation, Convertible to Common Stock	$ 128,039	$ 3,828
Deferred Compensation, Loan Payable, and Accounts Payable Converted to Units, Price Per Unit (in dollars per share)	$ 0.50	$ 0.50
Deferred Compensation, Transfer to Convertible Notes		$ 199,573
Employees and Consultants [Member]
Deferred Compensation Liability, Current, Total	$ 6,738	$ 478,955
Consultants [Member]
Interest Rate on Deferred Compensation	3.00%
Former Employee [Member]
Deferred Compensation Liability, Current, Total	$ 72,500
Two Consultants [Member]
Deferred Compensation, Convertible to Common Stock	$ 593,411
Deferred Compensation, Loan Payable, and Accounts Payable Converted to Units, Price Per Unit (in dollars per share)	$ 0.50