Note 4 - Fair Value Measurement - Changes in Fair Value (Details) - Derivative Financial Instruments, Liabilities [Member] - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended |
|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2025 |
|
| Balance | $ 0 | $ 1 |
| Gain on revaluation of warrants | 0 | (1) |
| Balance | $ 0 | $ 0 |
| X | ||||||||||
- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|