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Note 12 - Subsequent Events	3 Months Ended
	Mar. 31, 2026
Notes to Financial Statements
Subsequent Events [Text Block]	(12) Subsequent Events During the period from April 1, 2026 to May 14, 2026 we sold an aggregate of 434,352 shares of common stock under the Sales Agreement at an average share price of $1.23 for total gross proceeds of $536,000. As of May 14, 2026, approximately $4.5 million of common stock may still be sold pursuant to the Sales Agreement.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/855/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

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