Note 10 - Loans Payable - Related Parties (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Interest Expense, Related Party	$ 430,818	$ 336,139
Stock Issued During Period, Value, New Issues	$ 131,878
Related Parties Lenders [Member]
Stock Issued During Period, Shares, New Issues	108,000	0
Stock Issued During Period, Value, New Issues	$ 77,490
Loans Payable to Related Party [Member]
Interest Payable, Related Party	357,373	$ 248,100
Interest Expense, Related Party	$ 184,250	$ 89,892