Stockholders' Equity (Stock Repurchased During Period) (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Aug. 30, 2015	Aug. 31, 2014	Sep. 01, 2013
Stockholders' Equity Note [Abstract]
Shares repurchased (000's)	3,456	2,915	357
Average price per share	$ 142.87	$ 114.45	$ 96.41
Total cost	$ 494	$ 334	$ 34