Note 11 - Net Loss Per Share - Schedule of Antidilutive Shares Excluded from Computation of Net Loss Per Share (Details) - shares |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2023 |
Sep. 30, 2022 |
Sep. 30, 2023 |
Sep. 30, 2022 |
|
| Employee and Non-employee Stock Options [Member] | ||||
| Antidilutive Securities (in shares) | 3,698,513 | 2,775,998 | 3,698,513 | 2,775,998 |
| Warrant [Member] | ||||
| Antidilutive Securities (in shares) | 205,000 | 265,000 | 205,000 | 265,000 |
| Deferred Share Units [Member] | ||||
| Antidilutive Securities (in shares) | 213,905 | 134,402 | 213,905 | 134,402 |
| Restricted Stock Units (RSUs) [Member] | ||||
| Antidilutive Securities (in shares) | 4,289 | 0 | 4,289 | 0 |
| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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