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Note 7 - Convertible Notes (Details Textual)		6 Months Ended		12 Months Ended
Note 7 - Convertible Notes (Details Textual)	Aug. 14, 2022 USD ($)	Jun. 30, 2022 USD ($) shares	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($)
Proceeds from Convertible Debt		$ 70,000	$ 408,395
Conversion of Convertible Notes into Common Stock [Member]
Debt Conversion, Original Debt, Amount		$ 100,000		$ 5,173,785
Debt Conversion, Converted Instrument, Shares Issued (in shares) \| shares		416,667		3,488,883
Convertible Debt Payable to Non-related Party [Member]
Debt Instrument, Convertible, Beneficial Conversion Feature				$ 180,098
Convertible Debt [Member]
Debt Instrument, Convertible, Beneficial Conversion Feature			$ 111,306		$ 0
Debt Instrument, Convertible, Number of Equity Instruments				914,732
Proceeds from Convertible Debt		$ 70,000
Convertible Debt [Member] \| Subsequent Event [Member]
Debt Instrument, Convertible, Number of Equity Instruments	363,767
Debt Instrument, Debt Default, Amount	$ 576,472