Other Comprehensive Income (Components Of Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Jun. 27, 2015		Jun. 28, 2014	Jun. 27, 2015		Jun. 28, 2014
Other Comprehensive Income Loss [Line Items]
Total Other Comprehensive Income (Loss), Before Tax	$ (19)		$ 3	$ (15)		$ 13
Total Other Comprehensive Income (Loss), Tax	10		4	5		(1)
Total Other Comprehensive Income (Loss), Net of Taxes	(9)		7	(10)		12
Derivatives accounted for as cash flow hedges [Member]
Other Comprehensive Income Loss [Line Items]
Other Comprehensive Income (Loss), Before Reclassifications, Before Tax	(1)		(7)	(3)		(2)
Other Comprehensive Income (Loss), Before Reclassifications, Tax	1		3	1		1
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax	0		(4)	(2)		(1)
Derivatives accounted for as cash flow hedges [Member] | Cost of Sales [Member]
Other Comprehensive Income Loss [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Before Tax	1		(1)	5		2
Reclassification from AOCI, Current Period, Tax	0		0	(2)		(1)
Reclassification from Accumulated Other Comprehensive Income, Net of Tax	1		(1)	3		1
Investments [Member]
Other Comprehensive Income Loss [Line Items]
Other Comprehensive Income (Loss), Before Reclassifications, Before Tax	1		0	20		(1)
Other Comprehensive Income (Loss), Before Reclassifications, Tax	0		0	(8)		0
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax	1		0	12		(1)
Investments [Member] | Other Nonoperating Income (Expense) [Member]
Other Comprehensive Income Loss [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Before Tax	(21)		0	(21)		6
Reclassification from AOCI, Current Period, Tax	8		0	8		(2)
Reclassification from Accumulated Other Comprehensive Income, Net of Tax	(13)		0	(13)		4
Currency translation [Member]
Other Comprehensive Income Loss [Line Items]
Other Comprehensive Income (Loss), Before Reclassifications, Before Tax	1		10	(63)		5
Other Comprehensive Income (Loss), Before Reclassifications, Tax	1		2	10		2
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax	2		12	(53)		7
Currency translation [Member] | Cost of Sales [Member]
Other Comprehensive Income Loss [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Before Tax	0	[1]	0	37	[1]	0
Reclassification from AOCI, Current Period, Tax	0	[1]	0	(1)	[1]	0
Reclassification from Accumulated Other Comprehensive Income, Net of Tax	0	[1]	0	36	[1]	0
Postretirement benefits [Member]
Other Comprehensive Income Loss [Line Items]
Total Other Comprehensive Income (Loss), Before Tax	0		1	10		3
Total Other Comprehensive Income (Loss), Tax	0		(1)	(3)		(1)
Total Other Comprehensive Income (Loss), Net of Taxes	$ 0		$ 0	$ 7		$ 2

[1] Translation loss reclassified to Cost of Sales related to disposition of a foreign operation, which is further described in Note 2: Acquisitions and Dispositions.