Quarterly Summary - Quarterly Summary (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						4 Months Ended		12 Months Ended
	May 05, 2018	Feb. 10, 2018	Nov. 18, 2017	May 06, 2017	Feb. 11, 2017	Nov. 19, 2016	Aug. 25, 2018	Aug. 26, 2017	Aug. 25, 2018	Aug. 26, 2017	Aug. 27, 2016
Quarterly Financial Information Disclosure [Abstract]
Net sales	$ 2,660,152	$ 2,413,026	$ 2,589,131	$ 2,619,007	$ 2,289,219	$ 2,467,845	$ 3,558,769	$ 3,512,605	$ 11,221,077	$ 10,888,676	$ 10,635,676
Gross profit	1,422,974	1,277,046	1,365,848	1,378,418	1,205,536	1,301,542	1,907,879	1,854,125	5,973,746	5,739,620	5,608,736
Operating profit	545,765	205,098	468,754	529,570	383,969	458,902	591,239	707,628	1,810,856	2,080,069	2,060,395
Income before income taxes	503,807	165,758	429,865	493,895	349,771	425,596	536,899	656,227	1,636,329	1,925,489	1,912,714
Net income	$ 366,721	$ 289,530	$ 281,003	$ 331,700	$ 237,145	$ 278,125	$ 400,282	$ 433,899	$ 1,337,536	$ 1,280,869	$ 1,241,007
Basic earnings per share	$ 13.62	$ 10.58	$ 10.17	$ 11.70	$ 8.28	$ 9.61	$ 15.27	$ 15.52	$ 49.59	$ 45.05	$ 41.52
Diluted earnings per share	$ 13.42	$ 10.38	$ 10.00	$ 11.44	$ 8.08	$ 9.36	$ 15.02	$ 15.27	$ 48.77	$ 44.07	$ 40.70