Restructuring And Other Impairment Charges (Schedule Of Changes In Accrued Liability Associated With Restructuring Program) (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012 Termination Benefits	Sep. 30, 2012 Facility Closure Costs	Sep. 30, 2012 Contract Termination Costs [Member]	Sep. 30, 2012 Other Restructuring Costs	Dec. 31, 2011 Other Restructuring Costs
Restructuring Cost and Reserve [Line Items]
Beginning balance	$ 2,474	$ 320		$ 2,133	$ 21	$ 21
Subsequent Accruals	(1,834)		189	(2,023)
Payments	(193)	(4)	(189)
Translation	(3)	(2)		(1)
Ending balance	$ 444	$ 314		$ 109	$ 21	$ 21