Note 2 - Income (Loss) Per Share - Antidilutive Securities Excluded from Calculation of Diluted Income (Loss) Per Share (Details) - shares |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Total anti-dilutive securities (in shares) | 9,370,231 | 969,908 |
| Restricted Stock Units (RSUs) [Member] | ||
| Total anti-dilutive securities (in shares) | 1,337,181 | 638,241 |
| Share-Based Payment Arrangement, Option [Member] | ||
| Total anti-dilutive securities (in shares) | 331,667 | 331,667 |
| Warrant [Member] | ||
| Total anti-dilutive securities (in shares) | 7,701,383 | 0 |