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Note 15 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Deferred Tax Assets, Valuation Allowance $ 0 $ 0
Unrecognized Tax Benefits 0 $ 0
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit $ 0  
Open Tax Year 2020 2021 2022 2023