Note 13 - Commitments and Contingencies (Details Textual) - USD ($)		12 Months Ended
	Mar. 23, 2018	Dec. 31, 2019	Dec. 31, 2018
Operating Lease, Expense		$ 56,200
Operating Lease, Weighted Average Remaining Lease Term		1 year
Operating Lease, Weighted Average Discount Rate, Percent		12.00%
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year		$ 44,200
Lessee, Operating Lease, Liability, Payments, Due Year Two		12,400
Lessee, Operating Lease, Liability, Undiscounted Excess Amount		6,100
Operating Lease, Payments		$ 58,800
Operating Leases, Rent Expense, Net, Total			$ 31,500
Loss Contingency, Damages Paid, Value	$ 3,500,000
Lease for Copier System [Member]
Operating Leases, Future Minimum Payments Due, Total			42,228
Operating Leases, Future Minimum Payments Due, Next Twelve Months			14,904
Operating Leases, Future Minimum Payments, Due in Two Years			14,904
Operating Leases, Future Minimum Payments, Due in Three Years			$ 12,420