Note 7 - Loans Payable (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Debt Instrument, Debt Default, Amount	$ 9,675,000		$ 9,675,000
Equipment Pledged as Collateral	$ 9,000		9,000
Stock Issued During Period, Value, New Issues			$ 136,350	$ 87,668
Individual Lenders [Member]
Stock Issued During Period, Shares, New Issues	18,000	18,000	54,000	60,400
Stock Issued During Period, Value, New Issues	$ 18,180	$ 11,160	$ 54,540	$ 37,448