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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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Segment Reporting (Details Textuals) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 860	$ 2,891	$ 2,765	$ 4,414
US Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	300	1,100	600	1,600
Swiss Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges		300	700	300
Western European Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	300	1,100	1,100	2,100
Chinese Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	100	$ 400	100	$ 400
Other Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 200		$ 300