Note 4 - Stockholders' Equity (Deficit) (Details Textual)						2 Months Ended		12 Months Ended
	Nov. 10, 2021 shares	Nov. 09, 2021 $ / shares shares	Oct. 07, 2020 USD ($)	Aug. 28, 2020 $ / shares shares	Jan. 28, 2020 $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($) $ / shares shares	Sep. 11, 2021 USD ($) $ / shares shares	Jul. 06, 2020 USD ($) $ / shares shares	Dec. 31, 2019 $ / shares	May 24, 2018 shares
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares						$ 0.001	$ 0.001	$ 0.001
Common Stock, Shares Authorized (in shares)						100,000,000	100,000,000	100,000,000	100,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares						$ 0.001	$ 0.001	$ 0.001	$ 0.001
Conversion of Stock, Shares Converted (in shares)								3,269,998	5,000,000
Stock Issued During Period, Shares, New Issues (in shares)	2,400,000				50,000
Shares Issued, Price Per Share (in dollars per share) | $ / shares				$ 1.95	$ 2.00				$ 1.95
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		144,000								32,129
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares		$ 6.25								$ 1.95
Warrants and Rights Outstanding | $										$ 122,916
Stock Issued During Period, Shares, Settlement of Accrued Expenses (in shares)				3,334
Stock Issued During Period, Shares, Issued for Services (in shares)									48,000
Warrant and Stock, Issued in Period (in shares)									70,514
Warrants and Rights Outstanding, Term (Year)		5 years								10 years
Proceeds from Issuance or Sale of Equity, Total | $									$ 137,501
Proceeds from Issuance of Common Stock | $								$ 10,657,920	430,542
Payment to Cancel Common Stock Subscriptions | $			$ 35,060
Common Stock, Shares Subscribed but Unissued (in shares)													35,200
Stock Issued During Period, Shares, Previously Subscribed Shares (in shares)								6,411
Convertible Liability, Original Amount | $						$ 180,000	$ 180,000	$ 180,000
Conversion of Convertible Liability, Shares Issued (in shares)								92,308
Convertible Liability, Conversion Price (in dollars per share) | $ / shares						$ 1.95	$ 1.95	$ 1.95
Stock Issued During Period, Value, Issued for Services | $								$ 668,500	93,600
Share-based Payment Arrangement, Nonemployee [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)						214,393	214,393	214,393
Stock Issued During Period, Shares, Issued for Services (in shares)								75,000
Stock Issued During Period, Value, Issued for Services | $								$ 229,500
Class of Warrant or Right, Cashless Exercise During Period, Shares (in shares)								249,949
Share-based Payment Arrangement, Nonemployee [Member] | Common Stock, 1.95 Per Share [Member] | Winspear [Member]
Shares Issued, Price Per Share (in dollars per share) | $ / shares						$ 1.95	$ 1.95	$ 1.95
Stock Issued During Period, Shares, Issued for Services (in shares)								20,000
Stock Issued During Period, Value, Issued for Services | $								$ 39,000
Share-based Payment Arrangement, Nonemployee [Member] | Common Stock, 5.00 Per Share [Member] | Winspear [Member]
Shares Issued, Price Per Share (in dollars per share) | $ / shares						$ 5.00	$ 5.00	$ 5.00
Stock Issued During Period, Shares, Issued for Services (in shares)								80,000
Stock Issued During Period, Value, Issued for Services | $								$ 400,000
Common Stock, Subscribed [Member]
Stock Issued During Period, Value, Previously Subscribed Shares | $								$ (12,500)
Convertible Promissory Notes [Member]
Embedded Derivative, Fair Value of Embedded Derivative Liability | $									45,523
Conversion of Convertible Promissory Notes to Common Stock [Member]
Debt Conversion, Original Debt, Amount | $									$ 100,000
Debt Conversion, Converted Instrument, Shares Issued (in shares)									51,283
Issuance of Common Stock 1 [Member]
Stock Issued During Period, Shares, New Issues (in shares)								70,772	160,634
Proceeds from Issuance of Common Stock | $								$ 138,006	$ 313,236
Payments of Stock Issuance Costs | $									$ 21,349
Common Stock [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares		$ 0.001
Stock Issued During Period, Shares, New Issues (in shares)		2,400,000
Proceeds from Issuance of Common Stock | $							$ 10,519,914
Payments of Stock Issuance Costs | $							$ 220,086
Share Price (in dollars per share) | $ / shares		$ 5.00
Additional Shares of Stock, Maximum (in shares)						360,000
Underwriting Discounts and Commissions on Sale of Stock | $						$ 1,260,000
Warrants Issued in Connection Amendment of Notes Payable [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)											115,385
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares											$ 0.01
Warrants and Rights Outstanding | $											$ 1,154
Warrants Issued to Third Party [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)									35,259
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares									$ 1.95
Warrants and Rights Outstanding, Term (Year)									5 years
One for Five Share Basis [Member]
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)						5	5	5
One for Three Point ThreeShare Basis [Member]
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)						3.3	3.3	3.3
One for Two Point Five Share Basis [Member]
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)						2.5	2.5	2.5
One For One Point Seven Five Share Basis [Member]
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)						1.75	1.75	1.75
One For One Share Basis [Member]
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)						1	1	1
Minimum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares						$ 3.28	$ 3.28	$ 3.28	$ 1.24			$ 1.95
Total Preferred Stock [Member]
Preferred Stock, Shares Authorized (in shares)						10,000,000	10,000,000	10,000,000
Series A Preferred Stock [Member]
Preferred Stock, Shares Authorized (in shares)						5,000,000	5,000,000	5,000,000	5,000,000
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares						$ 0.001	$ 0.001	$ 0.001	$ 0.001
Preferred Stock, Number of Votes Per Share						100	100	100
Conversion of Stock, Shares Converted (in shares)								1,730,002
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)									1
Series A Preferred Stock [Member] | Maximum [Member] | One for Five Share Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						$ 150,000,000	$ 150,000,000	$ 150,000,000
Series A Preferred Stock [Member] | Maximum [Member] | One for Three Point ThreeShare Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						200,000,000	200,000,000	200,000,000
Series A Preferred Stock [Member] | Maximum [Member] | One for Two Point Five Share Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						250,000,000	250,000,000	250,000,000
Series A Preferred Stock [Member] | Maximum [Member] | One For One Point Seven Five Share Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						350,000,000	350,000,000	350,000,000
Series A Preferred Stock [Member] | Minimum [Member] | One for Three Point ThreeShare Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						150,000,000	150,000,000	150,000,000
Series A Preferred Stock [Member] | Minimum [Member] | One for Two Point Five Share Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						200,000,000	200,000,000	200,000,000
Series A Preferred Stock [Member] | Minimum [Member] | One For One Point Seven Five Share Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						250,000,000	250,000,000	250,000,000
Series A Preferred Stock [Member] | Minimum [Member] | One For One Share Basis [Member]
Market Capitalization, Conversion Threshold, Value | $						$ 350,000,000	$ 350,000,000	$ 350,000,000