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Number of shares issued during period from warrants cashless exercised.

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Number of shares issued during the period as a result of warrant exercise.

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Exercise price per share or per unit of warrants or rights outstanding.

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Aggregate number of common shares reserved for future issuance.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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The cash inflow associated with the amount received from holders exercising their stock warrants.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

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Number of new stock issued during the period.

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Reduction in the number of shares during the period as a result of a reverse stock split.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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Note 6 - Stockholders' Equity (Details Textual)			1 Months Ended		3 Months Ended	6 Months Ended		12 Months Ended
Note 6 - Stockholders' Equity (Details Textual)	May 21, 2024 USD ($) $ / shares shares	Jan. 16, 2024 shares	Jun. 30, 2024 USD ($) $ / shares shares	Jan. 31, 2024 shares	Mar. 31, 2024 shares	Jun. 30, 2024 USD ($) $ / shares shares	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares
Common Stock, Shares Authorized (in shares)		150,000,000	150,000,000			150,000,000		600,000,000	600,000,000
Proceeds from Warrant Exercises \| $						$ 1,389,363	$ 0	$ 4,062,442	$ 7,626,134
Stock Issued During Period, Shares, Issued for Services (in shares)				6,703				24,021	9,567
Stock Issued During Period, Shares, Reverse Stock Splits (in shares)				55,422
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number								134,609	137,276
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price \| $ / shares								$ 28.41	$ 28.35
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term								8 years 2 months 12 days	9 years 2 months 12 days
Common Stock, Capital Shares Reserved for Future Issuance								2,438,423
Stock Incentive Plan 2020 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period						961
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number			133,648			133,648
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price \| $ / shares			$ 28.39			$ 28.39
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term						7 years 8 months 12 days
Common Stock, Capital Shares Reserved for Future Issuance			333,648			333,648		334,609
May 2024 Pre-funded Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	582,844
Stock Issued During Period, Shares, Warrant Exercise (in shares)			582,844
May 2024 Common Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) \| $ / shares	$ 1.68
May 2024 Common Warrants [Member] \| Maximum [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	1,605,688
December 2023 Pre-funded Warrants [Member]
Stock Issued During Period, Shares, Warrant Exercise (in shares)			238,000		269,032
Warrants Issued in June 2020 [Member]
Stock Issued During Period, Shares, Warrant Cashless Exercise (in shares)			2,549
Class of Warrant or Right, Warrants Exercised (in shares)			4,000
Warrants Issued in December 2023 [Member]
Stock Issued During Period, Shares, Warrant Exercise (in shares)			826,998
Proceeds from Warrant Exercises \| $			$ 1,400,000
Registered Direct Offering [Member]
Stock Issued During Period, Shares, New Issues (in shares)	220,000
May 2024 Offering [Member]
Proceeds from Issuance or Sale of Equity \| $	$ 1,200,000
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio		15						15