Note 8 - Income Taxes (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Deferred Tax Assets, Valuation Allowance | $ 3,246 | $ 3,050 |
| Income Taxes Paid | 0 | 0 |
| Unrecognized Tax Benefits, Ending Balance | 0 | 0 |
| Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit | 0 | |
| Domestic Tax Jurisdiction [Member] | ||
| Operating Loss Carryforwards | 7,400 | 6,700 |
| Charitable Contribustions Carryforward | $ 1,300 | |
| Open Tax Year | 2021 2022 2023 2024 | |
| State and Local Jurisdiction [Member] | ||
| Operating Loss Carryforwards | $ 6,100 | $ 5,400 |
| X | ||||||||||
- Definition Amount of charitable contributions carryforward. No definition available.
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| X | ||||||||||
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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 Tax year that remains open to examination under enacted tax laws, in YYYY format. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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 unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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