Operating Segments (Summary Of Long-Lived Assets By Geography) (Details) - USD ($) $ in Millions	Jul. 02, 2016	Sep. 26, 2015
Segment Reporting Information [Line Items]
Total long-lived assets	$ 6,039	$ 3,645
North America [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	4,706	3,510
South America [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	570	5
Europe [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	488	79
Asia [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	$ 275	$ 51