Segment Reporting Textuals (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Restructuring Charges	$ 16,687,000	$ 5,912,000	$ 4,866,000
Restructuring and Related Cost, Cost Incurred to Date	65,200,000
Maximum Customer Percentage	1.00%
U.S. Operations Segment
Restructuring Charges	1,700,000
Restructuring and Related Cost, Cost Incurred to Date	11,900,000
Swiss Operations Segment
Restructuring Charges	5,700,000
Restructuring and Related Cost, Cost Incurred to Date	8,400,000
Western European Operations Segment
Restructuring Charges	7,800,000
Restructuring and Related Cost, Cost Incurred to Date	34,000,000
Chinese Operations Segment
Restructuring Charges	1,100,000
Restructuring and Related Cost, Cost Incurred to Date	2,700,000
Other Operations Segment
Restructuring Charges	400,000
Restructuring and Related Cost, Cost Incurred to Date	7,000,000
Eliminations and Corporate Segment
Restructuring and Related Cost, Cost Incurred to Date	$ 1,200,000