Derivative Financial Instruments (Pretax Impact Of Undesignated Derivative Instruments On The Consolidated Statements Of Income) (Details) - Not Designated as Hedging Instrument [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 01, 2017	Apr. 02, 2016	Apr. 01, 2017	Apr. 02, 2016
Derivative [Line Items]
Gain/(Loss) Recognized in Earnings	$ (20)	$ (8)	$ 30	$ (14)
Commodity Contracts [Member] | Sales [Member]
Derivative [Line Items]
Gain/(Loss) Recognized in Earnings	25	(16)	76	(7)
Commodity Contracts [Member] | Cost of Sales [Member]
Derivative [Line Items]
Gain/(Loss) Recognized in Earnings	(45)	7	(46)	(8)
Foreign Currency [Member] | Other Nonoperating Income (Expense) [Member]
Derivative [Line Items]
Gain/(Loss) Recognized in Earnings	$ 0	$ 1	$ 0	$ 1