Property, Plant And Equipment, Intangible Assets And Goodwill (Schedule Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 857,193	$ 862,242
Foreign currency	(3,324)	(6,898)
Impairment		(1,146)
Other		2,995
Goodwill, Ending Balance	853,869	857,193
Americas [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	571,932	571,932
Foreign currency	0	0
Impairment		0
Other		0
Goodwill, Ending Balance	571,932	571,932
International [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	285,261	290,310
Foreign currency	(3,324)	(6,898)
Impairment		(1,146)
Other		2,995
Goodwill, Ending Balance	$ 281,937	$ 285,261