Note 12 - Basic and Diluted Net Loss Per Share (Details Textual) - shares |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 1,781,454 | 753,952 |
| Warrant [Member] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 921,381 | 335,214 |
| Share-Based Payment Arrangement, Option [Member] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 476,741 | 134,333 |
| Convertible Preferred Stock [Member] | Series C Preferred Stock [Member] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 284,405 | |