Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		8 Months Ended
	May 05, 2018	May 06, 2017	May 05, 2018	May 06, 2017
Income Statement [Abstract]
Net sales	$ 2,660,152	$ 2,619,007	$ 7,662,309	$ 7,376,071
Cost of sales, including warehouse and delivery expenses	1,237,178	1,240,589	3,596,442	3,490,575
Gross profit	1,422,974	1,378,418	4,065,867	3,885,496
Operating, selling, general and administrative expenses	877,209	848,848	2,846,250	2,513,054
Operating profit	545,765	529,570	1,219,617	1,372,442
Interest expense, net	41,958	35,675	120,186	103,180
Income before income taxes	503,807	493,895	1,099,431	1,269,262
Income taxes	137,086	162,195	162,177	422,293
Net income	$ 366,721	$ 331,700	$ 937,254	$ 846,969
Weighted average shares for basic earnings per share	26,926	28,358	27,306	28,638
Effect of dilutive stock equivalents	403	647	463	711
Weighted average shares for diluted earnings per share	27,329	29,005	27,769	29,349
Basic earnings per share	$ 13.62	$ 11.70	$ 34.32	$ 29.57
Diluted earnings per share	$ 13.42	$ 11.44	$ 33.75	$ 28.86