v3.25.2
Note 7 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Income Tax Expense (Benefit) $ 0 $ 0 $ 0 $ 0
Valuation Allowance, Deferred Tax Asset, Percentage of Net Deferred Tax Assets     100.00%