Restructuring Restructuring Related Balance Sheet Activity (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Restructuring Cost and Reserve [Line Items]
Beginning balance			$ 28,567,000
Costs incurred and charged to expense	7,720,000	1,907,000	8,509,000	1,907,000
Cash payments			(9,098,000)
Non-cash items			(1,487,000)
Effect of change in exchange rates			(199,000)
Ending balance	26,292,000		26,292,000
Accrued Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			28,168,000
Costs incurred and charged to expense			3,880,000
Cash payments			(8,772,000)
Non-cash items			0
Effect of change in exchange rates			(450,000)
Ending balance	22,826,000		22,826,000
Asset Impairment and Net Loss (Gain) on Sale or Disposal [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			0
Costs incurred and charged to expense			1,487,000
Cash payments			0
Non-cash items			(1,487,000)
Effect of change in exchange rates			0
Ending balance	0		0
Other Accrued Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			399,000
Costs incurred and charged to expense			3,142,000
Cash payments			(326,000)
Non-cash items			0
Effect of change in exchange rates			251,000
Ending balance	$ 3,466,000		$ 3,466,000