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Note 10 - Stockholders' Equity and Common Stock Warrants (Details Textual) - USD ($)			6 Months Ended
	Apr. 01, 2024	Feb. 26, 2024	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2022
Stock Issued During Period, Shares, New Issues		495,959
Proceeds from Issuance or Sale of Equity			$ 46,411,946	$ 0
Class of Warrant or Right, Exercised		499,995
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation		36
Series A Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	2,532,285
Prefunded Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	449,023
Private Placement [Member]
Stock Issued During Period, Shares, New Issues	2,083,262
Proceeds from Issuance or Sale of Equity	$ 50,000,000
Payments of Stock Issuance Costs	$ 3,600,000
Sales Agreement [Member]
Share Sales Agreement, Maximum Amount					$ 20,000,000

X

- Definition

Number of warrants or rights exercised.

+ References

No definition available.

+ Details

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X

- Definition

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+ References

No definition available.

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X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

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- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

+ References

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X

- Definition

Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

+ References

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- Definition

Number of new stock issued during the period.

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-Topic 946
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