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Note 11 - Net Loss Per Share - Schedule of Antidilutive Shares Excluded from Computation of Net Loss Per Share (Details) - shares | 6 Months Ended
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Jun. 30, 2026 | Jun. 30, 2025
Employee and Non-employee Stock Options [Member] |  |
Antidilutive Securities (in shares) | 8,180,495 | 6,685,604
Deferred Share Units [Member] |  |
Antidilutive Securities (in shares) | 190,785 | 174,515
Restricted Stock Units (RSUs) [Member] |  |
Antidilutive Securities (in shares) | 1,677 | 7,607

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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