Note 7 - Loans Payable (Details Textual) | Jul. 27, 2018USD ($) | Jun. 30, 2019USD ($) | Jun. 30, 2018USD ($) | Mar. 31, 2019USD ($) | Jun. 01, 2019USD ($) |
Gain (Loss) on Disposition of Property Plant Equipment, Total | | $ (1,751) | | | |
Secured Long-term Debt, Noncurrent | | 29,656 | | $ 14,057 | |
Secured Debt, Current | | 346,913 | | $ 82,449 | |
Vehicles [Member] | | | | | |
Proceeds from Sale of Property, Plant, and Equipment, Total | | 19,464 | | | |
Gain (Loss) on Disposition of Property Plant Equipment, Total | | (1,751) | | | |
0% Loan Payable [Member] | | | | | |
Debt Instrument, Term | | | | 5 years | |
Debt Instrument, Periodic Payment, Total | | | | $ 541 | |
Debt Instrument, Interest Rate, Stated Percentage | | | | 0.00% | |
Debt Instrument, Unamortized Discount, Total | | | | $ 0 | |
Secured Debt, Total | | 0 | | | |
Loan Agreement [Member] | | | | | |
Debt Instrument, Term | 1 year | | | | |
Debt Instrument, Interest Rate, Stated Percentage | 24.37% | | | | |
Debt Instrument, Face Amount | $ 100,000 | | | | |
Short-term Debt, Total | | 40,594 | | $ 65,464 | |
Loan In Order to Acquire Equipment [Member] | | | | | |
Debt Instrument, Term | | | | 1 year | |
Debt Instrument, Periodic Payment, Total | | | | $ 954 | |
Debt Instrument, Interest Rate, Stated Percentage | | | | 0.00% | |
Debt Instrument, Unamortized Discount, Total | | | | $ 0 | |
Short-term Debt, Total | | $ 8,588 | | $ 10,497 | |
Verbal Loan Agreements [Member] | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | 0.00% | | | |
Debt Instrument, Face Amount | | $ 301,651 | | | |
Number of Verbal Loan Agreements | | 3 | | | |
Debt Instrument, Interest Rate, Effective Percentage | | 6.59% | | | |
Verbal Loan Agreements One [Member] | | | | | |
Debt Instrument, Periodic Payment, Total | | $ 5,000 | | | |
Debt Instrument, Face Amount | | 270,604 | | | |
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid | | 221,910 | | | |
Verbal Loan Agreements One [Member] | Equipment [Member] | | | | | |
Payments to Acquire Property, Plant, and Equipment, Down Payment | | 27,990 | | | |
Verbal Loan Agreements Two [Member] | | | | | |
Debt Instrument, Periodic Payment, Total | | 1,000 | | | |
Debt Instrument, Face Amount | | 24,163 | | | |
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid | | 16,395 | | | |
Verbal Loan Agreements Two [Member] | Equipment [Member] | | | | | |
Payments to Acquire Property, Plant, and Equipment, Down Payment | | 2,500 | | | |
Verbal Loan Agreements Three [Member] | | | | | |
Debt Instrument, Periodic Payment, Total | | 5,000 | | | |
Debt Instrument, Face Amount | | 36,884 | | | |
The 6.59% Loan Payable [Member] | | | | | |
Debt Instrument, Interest Rate, Stated Percentage | | | | | 6.59% |
Debt Instrument, Face Amount | | | | | $ 34,222 |
Secured Long-term Debt, Noncurrent | | 34,222 | | | |
Secured Debt, Current | | $ 4,666 | | | |