Note 8 - Common Stock Warrant Liabilities (Details Textual) - $ / shares |
Dec. 31, 2024 |
Jan. 31, 2024 |
Jan. 05, 2024 |
Dec. 31, 2023 |
Jan. 31, 2023 |
Jan. 27, 2023 |
Dec. 31, 2022 |
|---|---|---|---|---|---|---|---|
| Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 8.64 | $ 32.42 | $ 116.47 | ||||
| January 2023 Warrants [Member] | |||||||
| Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 0.3006 | $ 22.545 | $ 116.25 | $ 116.25 | $ 116.25 |
| X | ||||||||||
- Definition Exercise price per share or per unit of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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