CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Nov. 23, 2019	Nov. 17, 2018
Income Statement [Abstract]
Net sales	$ 2,793,038	$ 2,641,733
Cost of sales, including warehouse and delivery expenses	1,291,970	1,224,259
Gross profit	1,501,068	1,417,474
Operating, selling, general and administrative expenses	1,001,045	929,656
Operating profit	500,023	487,818
Interest expense, net	43,743	39,006
Income before income taxes	456,280	448,812
Income tax expense	105,942	97,406
Net income	$ 350,338	$ 351,406
Weighted average shares for basic earnings per share	23,875	25,629
Effect of dilutive stock equivalents	618	468
Weighted average shares for diluted earnings per share	24,493	26,097
Basic earnings per share	$ 14.67	$ 13.71
Diluted earnings per share	$ 14.30	$ 13.47