Note 7 - Commitments and Contingencies (Details Textual) - USD ($)	1 Months Ended
	Aug. 31, 2014	Jun. 30, 2022	Sep. 30, 2017
Chief Executive Officer [Member]
Annual Base Salary	$ 216,000
Percentage of Pre-bonus Quarterly Bonus Amount	5.00%
Percentage of Annual Bonus	9.00%
Rate of Annual Pre-bonus Net After Tax Earnings, Minimum	$ 300,000
Rate of Annual Pre-bonus Net After Tax Earnings, Maximum	$ 3,000,000
Percentage of Adjusted Annual Bonus	3.00%
Annual Pre-bonus Adjusted Net After Tax Earnings, Maximum	$ 3,000,000
Unpaid Quarterly Bonus Amount			$ 12,500
Chief Executive Officer [Member] | Employee Agreement With Mr. Andrea [Member]
Other Commitment, Total		$ 126,000
Minimum [Member]
Lessee, Operating Lease, Remaining Lease Term (Year)		1 year
Maximum [Member]
Lessee, Operating Lease, Remaining Lease Term (Year)		4 years