Derivative Financial Instruments (Pretax Impact Of Fair Value Hedge Derivative Instruments On The Consolidated Statements of Income) (Details) (Fair Value Hedging [Member], Cost of Sales [Member], USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 29, 2014	Mar. 30, 2013	Mar. 29, 2014	Mar. 30, 2013
Forward Contracts [Member]
Derivative [Line Items]
Gain/(Loss) on forwards	$ (34)	$ 11	$ (40)	$ 15
Purchase Contracts [Member]
Derivative [Line Items]
Gain/(Loss) on forwards	$ 34	$ (11)	$ 40	$ (15)