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Segment Reporting Textuals (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Charges	$ 6,235	$ 11,148	$ 5,915
Maximum Customer Percentage	1.00%
U.S. Operations Segment
Restructuring Charges	$ 2,000	600
Swiss Operations Segment
Restructuring Charges	1,500	2,400
Western European Operations Segment
Restructuring Charges	2,400	2,600
Chinese Operations Segment
Restructuring Charges	200	4,700
Other Operations Segment
Restructuring Charges	$ 200	$ 800

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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