Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 24, 2016	Jun. 26, 2015	Jun. 24, 2016	Jun. 26, 2015
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible asset amortization expense	$ 25	$ 24	$ 73	$ 65
Estimated aggregate amortization expense on intangible assets, remainder of fiscal year	26		26
Estimated aggregate amortization expense on intangible assets, year two	94		94
Estimated aggregate amortization expense on intangible assets, year three	88		88
Estimated aggregate amortization expense on intangible assets, year four	83		83
Estimated aggregate amortization expense on intangible assets, year five	$ 369		$ 369