Restructuring Restructuring Related Balance Sheet Activity (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]
Beginning balance			$ 28,567
Costs incurred and charged to expense	(5,054)	1,096	3,455	3,003
Cash payments			(15,255)
Non-cash items			4,841
Effect of change in exchange rates			153
Ending balance	21,761		21,761
Accrued Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			28,168
Costs incurred and charged to expense			3,668
Cash payments			(13,518)
Non-cash items			0
Effect of change in exchange rates			197
Ending balance	18,515		18,515
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			(4,841)
Cash payments			0
Non-cash items			4,841
Effect of change in exchange rates			0
Ending balance	0		0
Other Accrued Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			399
Costs incurred and charged to expense			4,628
Cash payments			(1,737)
Non-cash items			0
Effect of change in exchange rates			(44)
Ending balance	$ 3,246		$ 3,246