Note 9 - Shareholders' Equity - Schedule of Nonvested Share Activity (Details) - $ / shares |
6 Months Ended | |
|---|---|---|
Mar. 04, 2026 |
Jun. 30, 2026 |
|
| Non-vested, stock options (in shares) | 0 | |
| Non-vested stock options, Weighted Average Grant Date Fair Value (in dollars per share) | $ 0 | |
| Granted, options (in shares) | 3,517,500 | 3,517,500 |
| Granted, Weighted Average Grant Date Fair Value (in dollars per share) | $ 0.77 | $ 0.77 |
| Vested, stock options (in shares) | (230,000) | |
| Vested, Weighted Average Grant Date Fair Value (in dollars per share) | $ 0.73 | |
| Non-vested, stock options (in shares) | 3,287,500 | |
| Non-vested stock options, Weighted Average Grant Date Fair Value (in dollars per share) | $ 0.77 |
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Number of non-vested options outstanding. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of non-vested options outstanding. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Number of options vested. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of options vested. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|