Restructuring (Summary Of The Activity In The Restructuring Accrual Accounts) (Details) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 6,043
Charged to expense	6,588
Paid	(6,758)
Other, net	375
Ending Balance	6,248
Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	4,593
Charged to expense	4,873
Paid	(5,260)
Other, net	400
Ending Balance	4,606
Other [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	1,450
Charged to expense	1,715
Paid	(1,498)
Other, net	(25)
Ending Balance	$ 1,642