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Note 13 - Equity - Schedule of Warrants (Details) - $ / shares | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2026 | Dec. 31, 2025
Outstanding warrants, number (in shares) | 900,738 |
Outstanding warrants, exercise price (in dollars per share) | $ 16.26 |
Outstanding warrants, weighted average remaining life (Year) | 4 years 3 months 29 days | 6 years 7 months 24 days
Exercised, number (in shares) | 0 |
Exercised, exercise price (in dollars per share) | $ 0 |
Warrants Expired, number (in shares) | 0 |
Warrants Expired, exercise price (in dollars per share) | $ 0 |
Outstanding warrants, number (in shares) | 3,900,738 | 900,738
Outstanding warrants, exercise price (in dollars per share) | $ 5.69 | $ 16.26
Penny Warrants [Member] |  |
Outstanding warrants, number (in shares) | 107,591 |
Outstanding warrants, weighted average remaining life (Year) | 4 years 5 months 26 days |
Outstanding warrants, number (in shares) | 1,156,624 | 107,591
The 2026 PIPE Warrants [Member] |  |
Warrants issued, number (in shares) | 3,000,000 |
Warrants issued, exercise price (in dollars per share) | $ 2.19 |
Pre-Funded Warrants (Note 13.a) (in shares) | 3,000,000 |
Pre-funded Warrants [Member] |  |
Warrants issued, number (in shares) | 1,049,033 |
Pre-Funded Warrants (Note 13.a) (in shares) | 1,049,033 |
Pre-Funded Warrants (Note 13.a), weighted average remaining life (Year) | 4 years 11 months 12 days |

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