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Note 16 - Financial Statement Reclassifications (Details Textual) - Revision of Prior Period, Error Correction, Adjustment [Member] - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax | $ 5.4 | $ 5.1
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | $ (5.4) | $ (5.1)

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