Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parentheticals) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Retained Earnings [Member]
Cash dividends declared, per share (in dollars per share)			$ 0.30	$ 0.29
AOCI Attributable to Parent [Member]
Cash flow hedges, tax			$ 3	$ 69
Pensions, tax			376	203
Change in currency translation adjustment, tax			$ 93	$ 224
Cash dividends declared, per share (in dollars per share)	$ 0.10	$ 0.10
Cash flow hedges, tax	$ 1	$ 1
Pensions, tax	141	68
Change in currency translation adjustment, tax	$ 100	$ 55

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

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