Risk Management (Summary Of Derivative Instruments And The Effect On The Condensed Consolidated Statements Of Operations) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Gain (Loss) on Derivative Instruments
Gains (losses) reclassified from Accumulated other comprehensive loss into Net earnings	$ (414)	$ (423)	$ (1,165)	$ (1,262)
Foreign exchange derivative contracts | Costs Of Sales
Gain (Loss) on Derivative Instruments
Gains (losses) reclassified from Accumulated other comprehensive loss into Net earnings	0	0	(1)	1
Not Designated As Hedging Instruments | Foreign exchange derivative contracts | Other Income (Expense)
Gain (Loss) on Derivative Instruments
Total derivatives not designated as hedging instruments	$ (6)	$ 8	$ (8)	$ (1)