Note 11 - Warrant Liability (Details Textual) - USD ($) |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Oct. 15, 2025 |
Dec. 18, 2024 |
|
| Fair Value Adjustment of Warrants | $ (1,266,000) | $ 507,000 | ||
| Common Stock Purchase Warrants [Member] | ||||
| Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | 75,000 | 1 | 75,000 | |
| Fair Value Adjustment of Warrants | $ 1,266,000 | |||
| X | ||||||||||
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|