Note 8 - Income Taxes (Details Textual) $ in Thousands |
12 Months Ended |
|---|---|
|
Dec. 31, 2025
USD ($)
| |
| Income Taxes Paid | $ 0 |
| Research Tax Credit Carryforward [Member] | |
| Tax Credit Carryforward, Amount | 6,700 |
| Income Tax Jurisdiction, Domestic Federal [Member] | |
| Operating Loss Carryforwards, Total | 135,400 |
| Operating Loss Carryforwards, Subject to Expiration | $ 25,700 |
| X | ||||||||||
- Definition Amount of operating loss carryforward subject to expiration, before tax effects, available to reduce future taxable income under enacted tax laws. No definition available.
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| X | ||||||||||
- Definition Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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