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Note 10 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Income Tax Expense (Benefit) $ 45 $ 53 $ 88 $ 56  
Deferred Tax Liabilities, Net $ 75   $ 75   $ 28