Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parentheticals) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Cash dividends declared, per share (in dollars per share)	$ 0.12	$ 0.20	$ 0.34	$ 0.30
Cash flow hedges, tax	$ 0	$ 1	$ 2	$ 2
Pensions, tax	96	92	2,737	322
Change in currency translation adjustment, tax	$ 0	$ 0	$ 0	$ 449

Aggregate dividends declared during the period for each share of common stock outstanding.

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