Condensed Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 03, 2016	Nov. 28, 2015
Condensed Consolidated Statements Of Income [Abstract]
Net sales	$ 686,271	$ 706,819
Cost of goods sold	377,536	387,847
Gross profit	308,735	318,972
Operating expenses	218,135	228,584
Income from operations	90,600	90,388
Other (expense) income:
Interest expense	(2,934)	(1,556)
Interest income	163	163
Other (expense) income, net	(284)	63
Total other expense	(3,055)	(1,330)
Income before provision for income taxes	87,545	89,058
Provision for income taxes	33,442	34,029
Net income	$ 54,103	$ 55,029
Net income per common share:
Basic	$ 0.96	$ 0.89
Diluted	$ 0.95	$ 0.89
Weighted average shares used in computing net income per common share:
Basic	56,381	61,296
Diluted	56,572	61,408
Cash dividend declared per common share	$ 0.45	$ 0.43