Accumulated Other Comprehensive Loss - Changes in Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended
	Nov. 17, 2018	Nov. 18, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ (1,520,355)	$ (1,428,377)
Balance	(1,658,616)	(1,525,099)
Pension Liability [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance		(72,376)
Amounts reclassified from Accumulated other comprehensive loss		1,316
Balance		(71,060)
Net Unrealized Gain (Loss) on Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(873)	(11)
Other comprehensive loss before reclassifications	(77)	(314)
Amounts reclassified from Accumulated other comprehensive loss		(2)
Balance	(950)	(327)
Derivatives [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(6,033)	(6,356)
Amounts reclassified from Accumulated other comprehensive loss	389	323
Balance	(5,644)	(6,033)
Foreign Currency and Other [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(228,899)	(175,814)
Other comprehensive loss before reclassifications	(40,573)	(43,217)
Balance	(269,472)	(219,031)
Accumulated Other Comprehensive Loss [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(235,805)	(254,557)
Other comprehensive loss before reclassifications	(40,650)	(43,531)
Amounts reclassified from Accumulated other comprehensive loss	389	1,637
Balance	$ (276,066)	$ (296,451)