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Note 6 - Prepaid Expenses (Tables) | 3 Months Ended
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Mar. 31, 2026
Notes Tables |
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] |
|  | March 31, |  |  | December 31, |
|  | 2026 |  |  | 2025 |
Shares issued for prepaid services |  | $ | 623 |  |  | $ | 780 |
Prepaid expenses |  |  | 415 |  |  |  | 198 |
Total (current) |  | $ | 1,038 |  |  | $ | 978 |
Shares issued for prepaid services |  | $ | - |  |  | $ | - |
Prepaid expenses |  |  | 254 |  |  |  | 268 |
Total (non-current) |  | $ | 254 |  |  | $ | 268 |

X
- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References No definition available. + Details
Name: | us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration