Segment Reporting (Details Textuals) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 1,720	$ 1,905	$ 2,627	$ 3,397
US Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	100	1,000	100	1,600
Swiss Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	400	300	1,100	600
Western European Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	700	500	500	600
Chinese Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	200	$ 100	300	300
Other Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 300		$ 600	$ 300