Note 8 - Loans Payable - Related Parties (Details Textual) - USD ($)	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Interest Expense, Related Party	$ 104,286	$ 80,139
Stock Issued During Period, Value, New Issues	$ 26,908
Related Parties Lenders [Member]
Stock Issued During Period, Shares, New Issues	27,000	0
Stock Issued During Period, Value, New Issues	$ 16,740
Loans Payable to Related Party [Member]
Interest Payable, Related Party	262,219		$ 248,100
Interest Expense, Related Party	$ 43,042	$ 20,018

Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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