Restructuring (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Summary of activity of restructuring
Expense	$ 4,760	$ 6,094
Restructuring Reserve, Ending Balance	130
Centralized Shared Services Function [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance		4,291
Expense	284	1,647
Cash payments	(197)	(2,353)
Utilization of reserve	(87)	(258)
Restructuring Reserve, Ending Balance		3,327
Joint Venture Agreement With FMEA [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance	2,054	23,228
Expense	725	797
Cash payments and foreign exchange translation	(1,032)	(4,615)
Restructuring Reserve, Ending Balance	1,747	19,410
Restructuring of Facilities in Europe [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance	13,507
Expense	2,004
Cash payments and foreign exchange translation	(6,621)
Restructuring Reserve, Ending Balance	8,890
Employee Separation Costs [Member] | Centralized Shared Services Function [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance		3,443
Expense		237
Cash payments		(353)
Utilization of reserve
Restructuring Reserve, Ending Balance		3,327
Employee Separation Costs [Member] | Joint Venture Agreement With FMEA [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance	2,054	23,228
Expense	145	(35)
Cash payments and foreign exchange translation	(452)	(3,783)
Restructuring Reserve, Ending Balance	1,747	19,410
Employee Separation Costs [Member] | Restructuring of Facilities in Europe [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance	13,507
Expense	2,004
Cash payments and foreign exchange translation	(6,621)
Restructuring Reserve, Ending Balance	8,890
Other Exit Costs [Member] | Centralized Shared Services Function [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance		848
Expense	197	1,152
Cash payments	(197)	(2,000)
Utilization of reserve
Restructuring Reserve, Ending Balance
Other Exit Costs [Member] | Joint Venture Agreement With FMEA [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance
Expense	580	832
Cash payments and foreign exchange translation	(580)	(832)
Restructuring Reserve, Ending Balance
Other Exit Costs [Member] | Restructuring of Facilities in Europe [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance
Expense
Cash payments and foreign exchange translation
Restructuring Reserve, Ending Balance
Asset Impairments [Member] | Centralized Shared Services Function [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance
Expense	87	258
Cash payments
Utilization of reserve	(87)	(258)
Restructuring Reserve, Ending Balance
Asset Impairments [Member] | Joint Venture Agreement With FMEA [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance
Expense
Cash payments and foreign exchange translation
Restructuring Reserve, Ending Balance
Asset Impairments [Member] | Restructuring of Facilities in Europe [Member]
Summary of activity of restructuring
Restructuring Reserve, Beginning Balance
Expense
Cash payments and foreign exchange translation
Restructuring Reserve, Ending Balance