Note 6 - Stockholders' Equity - Option Activity (Details) |
3 Months Ended |
|---|---|
|
Mar. 31, 2026
$ / shares
shares
| |
| Outstanding (in shares) | shares | 235,000 |
| Outstanding, weighted average exercise price (in dollars per share) | $ / shares | $ 2.02 |
| Granted (in shares) | shares | 1,141,804 |
| Granted, weighted average exercise price (in dollars per share) | $ / shares | $ 0.61 |
| Exercised (in shares) | shares | 0 |
| Exercised, weighted average exercise price (in dollars per share) | $ / shares | $ 0 |
| Forfeited (in shares) | shares | 0 |
| Forfeited, weighted average exercise price (in dollars per share) | $ / shares | $ 0 |
| Expired (in shares) | shares | 0 |
| Expired, weighted average exercise price (in dollars per share) | $ / shares | $ 0 |
| Outstanding (in shares) | shares | 1,376,804 |
| Outstanding, weighted average exercise price (in dollars per share) | $ / shares | $ 0.85 |
| X | ||||||||||
- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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