Segment Reporting (Details Textuals) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 3,118	$ 362	$ 11,261	$ 2,831
U.S. Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	200	200	1,000	700
Swiss Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	300		4,200	200
Western European Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	1,800	100	5,200	1,400
Chinese Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	700	100	800	200
Other Operations [Member]
Segment Reporting (Textuals) [Abstract]
Restructuring Charges	$ 100		$ 100	$ 300