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Segment Reporting (Details Textuals) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 2,222	$ 3,385	$ 13,956	$ 8,840
US Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	600	1,700	10,600	4,700
Swiss Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	700	200	1,500	1,100
Western European Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	700	1,300	1,600	2,000
Chinese Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	100	$ 200	100	300
Other Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 100		$ 200	$ 800

X

- Definition

Segment reporting.

+ References

No definition available.

+ Details

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.P.3)
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

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