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Note 2 - Loss Per Share (Tables) | 3 Months Ended
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Mar. 31, 2026
Earnings Per Share [Abstract] |
Schedule of Securities Not Considered in Calculation of Diluted Weighted Average Shares | Securities not considered in the calculation of diluted loss per share, but that could be dilutive in the future, are as follows:
|  | March 31, 2026 |  |  | March 31, 2025 |
Common stock warrants |  |  | 338,715 |  |  |  | 415,779 |
Common stock options |  |  | 13,522,033 |  |  |  | 10,170,795 |
Total potential dilutive securities |  |  | 13,860,748 |  |  |  | 10,586,574 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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