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Consolidated Statements of Shareholders' Equity (Parentheticals) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash dividends declared, per share (in dollars per share) | $ 0.46 | $ 0.40 | $ 0.40
Cash flow hedges, tax | $ 3 | $ 3 | $ 3
Pensions, tax | 2,636 | 1,154 | 141
Change in currency translation adjustment, tax | $ 0 | $ 449 | $ 23

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