Goodwill And Other Intangibles (Schedule Of Changes In Gross Carrying Amount Of Other Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Finite-lived Intangible Assets [Roll Forward]
Beginning balance	$ 2,719,138
Patents acquired	9,250
Effect of currency translation	(821)
Ending balance	$ 2,727,567

Amount of assets, excluding financial assets and goodwill, lacking physical substance with a finite life acquired.

No definition available.

Name:	us-gaap_FiniteLivedIntangibleAssetsAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration