Net Income Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 03, 2017	May 28, 2016	Jun. 03, 2017	May 28, 2016
Net Income Per Share [Abstract]
Net income as reported	$ 62,836	$ 64,816	$ 170,683	$ 169,370
Less: Distributed net income available to participating securities	(39)	(81)	(151)	(251)
Less: Undistributed net income available to participating securities	(107)	(170)	(309)	(442)
Undistributed and distributed net income available to common shareholders	62,690	64,565	170,223	168,677
Add: Undistributed net income allocated to participating securities	107	170	309	442
Less: Undistributed net income reallocated to participating securities	(106)	(170)	(307)	(441)
Undistributed and distributed net income available to common shareholders	$ 62,691	$ 64,565	$ 170,225	$ 168,678
Weighted average shares outstanding for basic net income per share	56,779,000	61,133,000	56,593,000	61,206,000
Effect of dilutive securities	485,000	236,000	435,000	158,000
Weighted average shares outstanding for diluted net income per share	57,264,000	61,369,000	57,028,000	61,364,000
Basic	$ 1.10	$ 1.06	$ 3.01	$ 2.76
Diluted	$ 1.09	$ 1.05	$ 2.98	$ 2.75
Antidilutive stock options	0	639,000	0	1,009,000