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Note 9 - Income Tax (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Effective Income Tax Rate Reconciliation, Percent 24.50% 18.60% 20.40% 16.50%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent     21.00%  
Discontinued Operation, Tax Effect of Discontinued Operation $ 37 $ 32 $ 48 $ 98