v3.26.3
Note 6 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Effective Income Tax Rate Reconciliation, Percent 0.00% 62.00%  
Deferred Tax Assets, Valuation Allowance, Percent     100.00%
Income Tax Expense (Benefit) $ 0 $ 486