Quarterly Summary - Quarterly Summary (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						4 Months Ended		12 Months Ended
	May 09, 2020	Feb. 15, 2020	Nov. 23, 2019	May 04, 2019	Feb. 09, 2019	Nov. 17, 2018	Aug. 29, 2020	Aug. 31, 2019	Aug. 29, 2020	Aug. 31, 2019	Aug. 25, 2018
Quarterly Summary
Net sales	$ 2,779,299	$ 2,513,663	$ 2,793,038	$ 2,783,006	$ 2,450,568	$ 2,641,733	$ 4,545,968	$ 3,988,435	$ 12,631,967	$ 11,863,743	$ 11,221,077
Gross profit	1,490,648	1,366,063	1,501,068	1,492,020	1,325,107	1,417,474	2,412,975	2,130,400	6,770,753	6,365,001	5,973,746
Operating profit	491,673	407,938	500,023	547,523	400,020	487,818	1,018,045	780,775	2,417,679	2,216,137	1,810,856
Income before income taxes	444,223	363,603	456,280	504,284	358,658	448,812	952,407	719,578	2,216,514	2,031,333	1,636,329
Net income	$ 342,896	$ 299,282	$ 350,338	$ 405,949	$ 294,638	$ 351,406	$ 740,457	$ 565,228	$ 1,732,972	$ 1,617,221	$ 1,337,536
Basic earnings per share	$ 14.66	$ 12.70	$ 14.67	$ 16.35	$ 11.71	$ 13.71	$ 31.67	$ 23.15	$ 73.62	$ 64.78	$ 49.59
Diluted earnings per share	$ 14.39	$ 12.39	$ 14.30	$ 15.99	$ 11.49	$ 13.47	$ 30.93	$ 22.59	$ 71.93	$ 63.43	$ 48.77