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Note 12 - Income Taxes - Reconciliation of Income Taxes (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Income tax benefit using U.S. federal statutory rate $ 1,068 $ 77
State income tax expense 253 26
Foreign income tax expense 172 123
Foreign tax rate difference 70 263
Non-deductible expenses 294 65
Change in valuation allowance (1,511) (367)
Other 139 57
Income tax expense $ 485 $ 244