Note 5 - Loans Payable (Details Textual)	3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Jun. 30, 2022 USD ($) shares	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2021 CAD ($)
Stock Issued During Period, Shares, New Issues (in shares) | shares				33,000
Interest Expense, Debt, Total	$ 31,227	$ 162,975		$ 66,102	$ 293,603
Stock Issued During Period, Value, New Issues	$ 5,030		$ 62,100
Canada Emergency Wage and Canada Emergency Rent Subsidies [Member]
Government Assistance, Amount						$ 171,078
CEBA, Loan Payable [Member]
Unsecured Long-Term Debt, Noncurrent						$ 31,552		$ 40,000
Debt Instrument, Interest Rate, Stated Percentage						5.00%		5.00%
Debt Instrument, Principal Increase if not Repaid by Specified Date						$ 15,776		$ 20,000
Short-term Loan Payable to Private Investors [Member]
Debt Instrument, Convertible, Beneficial Conversion Feature						$ 1,463,793
Debt Instrument, Convertible, Number of Equity Instruments						677,955
Debt Instrument, Interest Rate, Stated Percentage	7.00%			7.00%		7.00%		7.00%
Additional Paid-in Capital [Member]
Stock Issued During Period, Value, New Issues	$ 5,030		$ 62,100
Individual Lenders [Member]
Stock Issued During Period, Shares, New Issues (in shares) | shares						62,000	72,000
Stock Issued During Period, Shares, New Issues, Not yet Recognized (in shares) | shares						10,000
Stock Issued During Period, Value, New Issues, Not yet Recognized						$ 4,012
Interest Expense, Debt, Total						57,876	$ 63,720
Individual Lenders [Member] | Additional Paid-in Capital [Member]
Stock Issued During Period, Value, New Issues						$ 53,864	63,720
Global Holdings International, LLC [Member]
Derecognition of Debt, Amount							9,600,000
Derecognition of Debt, Accrued Interest, Amount							$ 11,579,043