Note 5 - Loans Payable (Details Textual)	3 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2021 CAD ($)
Interest Expense, Debt, Total	$ 34,875	$ 130,628
Stock Issued During Period, Value, New Issues		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%
Additional Paid-in Capital [Member]
Stock Issued During Period, Value, New Issues		$ 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