Risk Management (Schedule Of Largest Notional Amounts Of The Positions To Buy Or Sell Foreign Currency) (Details) (USD $) In Millions, unless otherwise specified	Sep. 29, 2012	Dec. 31, 2011
Foreign Currency Contracts
Notional amount of foreign currency derivatives	$ 558	$ 524
Chinese Renminbi
Foreign Currency Contracts
Notional amount of foreign currency derivatives	(266)	(283)
Euro
Foreign Currency Contracts
Notional amount of foreign currency derivatives	(64)	8
British Pound
Foreign Currency Contracts
Notional amount of foreign currency derivatives	63	55
Malaysian Ringgit
Foreign Currency Contracts
Notional amount of foreign currency derivatives	34	37
Israeli Shekel
Foreign Currency Contracts
Notional amount of foreign currency derivatives	$ (32)	$ 8