Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 02, 2017	Sep. 03, 2016	Aug. 29, 2015
Consolidated Statements Of Income [Abstract]
Net sales	$ 2,887,744	$ 2,863,505	$ 2,910,379
Cost of goods sold	1,601,497	1,574,647	1,593,804
Gross profit	1,286,247	1,288,858	1,316,575
Operating expenses	907,247	912,898	937,046
Income from operations	379,000	375,960	379,529
Other income (expense):
Interest expense	(12,370)	(5,807)	(6,340)
Interest income	658	654	771
Other income (expense), net	704	924	(819)
Total other expense	(11,008)	(4,229)	(6,388)
Income before provision for income taxes	367,992	371,731	373,141
Provision for income taxes	136,561	140,515	141,833
Net income	$ 231,431	$ 231,216	$ 231,308
Net income per common share:
Basic	$ 4.08	$ 3.78	$ 3.75
Diluted	$ 4.05	$ 3.77	$ 3.74
Weighted average shares used in computing net income per common share:
Basic	56,591	60,908	61,292
Diluted	56,971	61,076	61,487
Cash dividends declared per common share	$ 1.80	$ 1.72	$ 4.60