Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Aug. 27, 2016	Aug. 29, 2015	Aug. 30, 2014
Income Statement [Abstract]
Net sales	$ 10,635,676	$ 10,187,340	$ 9,475,313
Cost of sales, including warehouse and delivery expenses	5,026,940	4,860,309	4,540,406
Gross profit	5,608,736	5,327,031	4,934,907
Operating, selling, general and administrative expenses	3,548,341	3,373,980	3,104,684
Operating profit	2,060,395	1,953,051	1,830,223
Interest expense, net	147,681	150,439	167,509
Income before income taxes	1,912,714	1,802,612	1,662,714
Income tax expense	671,707	642,371	592,970
Net income	$ 1,241,007	$ 1,160,241	$ 1,069,744
Weighted average shares for basic earnings per share	29,889	31,560	33,267
Effect of dilutive stock equivalents	599	646	615
Weighted average shares for diluted earnings per share	30,488	32,206	33,882
Basic earnings per share	$ 41.52	$ 36.76	$ 32.16
Diluted earnings per share	$ 40.70	$ 36.03	$ 31.57