Note 5 - Debt (Details) - USD ($) | Aug. 10, 2017 | Jul. 10, 2017 | Feb. 14, 2017 | Dec. 30, 2016 | Sep. 30, 2016 | Sep. 19, 2016 | May 19, 2016 | Mar. 18, 2016 | Nov. 30, 2014 | Aug. 31, 2014 | May 31, 2018 | Apr. 30, 2018 | Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2016 | Mar. 08, 2017 |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Stock Issued During Period, Shares, Other (in Shares) | | | 85,714 | | | | | | | | | | | | | | |
Shares Issued, Price Per Share (in Dollars per share) | | | | | | | | | | | | | | | | | $ 0.30 |
Stock Issued During Period, Shares, Conversion of Convertible Securities (in Shares) | 25,000 | | | | | | | | | | | | | | | | |
Stock Issued During Period, Value, Conversion of Convertible Securities | $ 3,750 | | | | | | | | | | | | | | | | |
Debt Conversion, Converted Instrument, Amount | $ 7,860 | | | | | | | | | | | | | | | | |
Interest Payable, Current | | | | | | | | | | | | | $ 55,576 | | $ 50,665 | | |
Class of Warrant or Rights, Granted (in Shares) | | | | | | | | | | | | | 0 | | | | |
Debt Conversion, Original Debt, Amount | | | $ 12,000 | | | | | | | | | | $ 198,133 | $ 32,000 | | | |
P3 Compounding of Georgia, LLC [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | 10.50% | | | | | | | | | | | | | |
Debt Instrument, Face Amount | | | | | | | | | | | | | | | | $ 52,000 | |
Debt Instrument, Fee Amount | | | | $ 2,000 | | | | | | | | | | | | | |
Debt Instrument, Periodic Payment | | | | 451.75 | | | | | | | | | | | | | |
Debt Instrument, Unamortized Discount | | | | | | | | | | | | | | | | 22,280 | |
Amortization of Debt Discount (Premium) | | | | | | | | | | | | | | | | 22,280 | |
Proceeds from Short-term Debt | | | | $ 50,000 | | | | | | | | | | | | | |
Debt Instrument, Term | | | | 160 days | | | | | | | | | | | | | |
Debt Instrument, Frequency of Periodic Payment | | | | repayment amount of $451.75 per day | | | | | | | | | | | | | |
Short-term Debt | | | | $ 72,280 | | | | | | | | | | | | | |
Notes Payable | | | | | | | | | | | | | | | | 26,925 | |
Convertible Note A [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | | | | 12.00% | | | | | | | | | |
Debt Instrument, Face Amount | | | | | | | | $ 60,000 | | | | | | | | | |
Stock Issued During Period, Shares, Other (in Shares) | | | | | | 15,000 | | 15,000 | | | | | | | | | |
Shares Issued, Price Per Share (in Dollars per share) | | | | | | $ 0.30 | | | | | | | | | | | |
Debt Instrument, Fee Amount | | | | | | $ 4,050 | | | | | | | | | | | |
Interest Payable, Current | | | | | | | | | | | | | 12,660 | | 10,860 | | |
Debt Instrument, Periodic Payment | | | | | | | | $ 1,000 | | | | | | | | | |
Debt Instrument, Convertible, Conversion Price (in Dollars per share) | | | | | | | | $ 1 | | | | | | | | | |
Debt Instrument, Unamortized Discount | | | | | | | | $ 18,750 | | | | | | | | | |
Debt Instrument, Convertible, Beneficial Conversion Feature | | | | | | | | $ 9,375 | | | | | | | | | |
Amortization of Debt Discount (Premium) | | | | | | | | | | | | | 0 | | | 28,125 | |
Convertible Note B [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | | | 10.00% | | | | | | | | | | |
Debt Instrument, Face Amount | | | | | | | $ 100,000 | | | | | | | | | | |
Stock Issued During Period, Shares, Other (in Shares) | | | | | 400,000 | | | | | | | | | | | | |
Debt Instrument, Unamortized Discount | | | | | | | $ 100,000 | | | | | | | | | | |
Warrant Term | | | | | | | 24 months | | | | | | | | | | |
Class of Warrant or Rights, Granted (in Shares) | | | | | | | 66,666 | | | | | | | | | | |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) | | | | | | | $ 2.50 | | | | | | | | | | |
Warrants, Fair Value of Warrants, Granted | | | | | | | $ 103,086 | | | | | | | | | | |
Interest Expense, Debt | | | | | | | $ 3,086 | | | | | | | | | | |
Stock Issued During Period, Value, Other | | | | | $ 120,000 | | | | | | | | | | | | |
Gain (Loss) on Extinguishment of Debt | | | | | | | | | | | | | | | | (16,329) | |
Series C Debenture [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | | | | | | 10.00% | | | | | | | |
Debt Instrument, Face Amount | | | | | | | | | | $ 100,000 | | | | | | | |
Debt Instrument, Convertible, Conversion Price (in Dollars per share) | | | | | | | | | | $ 20.20 | | | | | | | |
Warrant Term | | | | | | | | | | 5 years | | | | | | | |
Class of Warrant or Rights, Granted (in Shares) | | | | | | | | | | 4,950 | | | | | | | |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) | | | | | | | | | | $ 20.20 | | | | | | | |
Interest Expense, Debt | | | | | | | | | | | | | | | 35,504 | 38,274 | |
Convertible Debt | | | | | | | | | | $ 110,833 | | | 110,833 | | 110,833 | | |
Series D Debenture [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | | | | | 12.00% | | | | | | | | |
Debt Instrument, Face Amount | | | | | | | | | $ 10,000 | | | | | | | | |
Debt Instrument, Convertible, Conversion Price (in Dollars per share) | | | | | | | | | $ 16.67 | | | | | | | | |
Warrant Term | | | | | | | | | 5 years | | | | | | | | |
Class of Warrant or Rights, Granted (in Shares) | | | | | | | | | 495 | | | | | | | | |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) | | | | | | | | | $ 20.20 | | | | | | | | |
Interest Expense, Debt | | | | | | | | | | | | | 4,641 | | 4,301 | | |
Convertible Debt | | | | | | | | | $ 11,333 | | | | 11,333 | | $ 11,333 | | |
July 2017 Note [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | 12.00% | | | | | | | | | | | | | | | |
Debt Instrument, Face Amount | | $ 75,000 | | | | | | | | | | | | | | | |
Interest Expense, Debt | | | | | | | | | | | | | $ 2,250 | | | | |
Debt Instrument, Maturity Date, Description | | The July 2017 Note is due no later than 90 days after the receipt of a minimum of $1,000,000 of funding. | | | | | | | | | | | | | | | |
Subsequent Event [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Instrument, Face Amount | | | | | | | | | | | | $ 60,000 | | | | | |
Stock Issued During Period, Shares, Other (in Shares) | | | | | | | | | | | 600,000 | 72,000 | | | | | |
Extending the Convertible Debt Due Date [Member] | Subsequent Event [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Conversion, Converted Instrument, Shares Issued (in Shares) | | | | | | | | | | | | 72,000 | | | | | |
Principal [Member] | Convertible Note B [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Conversion, Original Debt, Amount | | | | | | | | | | | | | | | | 100,000 | |
Interest Expense [Member] | Convertible Note B [Member] | | | | | | | | | | | | | | | | | |
Note 5 - Debt (Details) [Line Items] | | | | | | | | | | | | | | | | | |
Debt Conversion, Original Debt, Amount | | | | | | | | | | | | | | | | $ 3,671 | |