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Financial Instruments and Fair Value Measurements (Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss)) (Details) - Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Forward Currency Contracts [Member]
Derivatives designated as cash flow hedges:
Gain (loss) recorded in other comprehensive income (loss)	$ (150)	$ 642	$ 154	$ (1,962)
Gain (loss) reclassified from other comprehensive income (loss) into net income	155	(499)	457	(1,602)
Foreign currency cash flow hedge gain (loss) to be reclassified during next 12 months	(48)		(48)
Losses expected to be recognized in interest expense in next year			637
Losses expected to be recognized in interest expense after next year			222
Interest Rate Swap [Member]
Derivatives designated as cash flow hedges:
Gain (loss) recorded in other comprehensive income (loss)	(29)	(3)	(27)	(1,715)
Gain (loss) reclassified from other comprehensive income (loss) into net income	(165)	(156)	(486)	(274)
Cost of Goods Sold [Member] | Forward Currency Contracts [Member]
Derivatives designated as cash flow hedges:
Gain (loss) reclassified from other comprehensive income (loss) into net income	124	(387)	337	(1,226)
Design and Development Expense [Member] | Forward Currency Contracts [Member]
Derivatives designated as cash flow hedges:
Gain (loss) reclassified from other comprehensive income (loss) into net income			0	(29)
Selling, General and Administrative Expenses [Member] | Forward Currency Contracts [Member]
Derivatives designated as cash flow hedges:
Gain (loss) reclassified from other comprehensive income (loss) into net income	31	(112)	120	(347)
Interest Expense [Member] | Forward Currency Contracts [Member]
Derivatives designated as cash flow hedges:
Gain (loss) reclassified from other comprehensive income (loss) into net income	(165)	$ (156)	(486)	$ (274)
Net Investment Hedging [Member] | Commodity Contract [Member]
Derivatives designated as cash flow hedges:
Gain (loss) recorded in other comprehensive income (loss)	$ 573
Net Investment Hedging [Member] | Cross Currency Interest Rate Contract [Member]
Derivatives designated as cash flow hedges:
Gain (loss) recorded in other comprehensive income (loss)			$ 573

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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