Note 8 - Income Taxes (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Effective Income Tax Rate Reconciliation, Percent | 29.30% | 0.00% | 30.30% | (0.80%) |
| Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | $ 126,000,000,000 | |||
| Deferred Tax Assets, Valuation Allowance | $ 5,100,000 | 5,100,000 | ||
| Operating Loss Carryforwards | 30,700,000 | 30,700,000 | ||
| Income Tax Paid, State and Local, before Refund Received | 30,000 | $ 0 | 40,000 | $ 0 |
| Income Tax Paid, Federal, before Refund Received | $ 0 | $ 0 | $ 0 | $ 0 |
| 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 Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, before income tax refund received, of cash paid to state and local tax jurisdictions for tax on income. 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 Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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