Accumulated Other Comprehensive Loss - Changes in Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended
	Nov. 21, 2020	Nov. 23, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ (877,977)	$ (1,713,851)
Balance	(1,026,980)	(1,776,090)
Foreign Currency and Other
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(332,321)	(265,598)
Other comprehensive income (loss) before reclassifications	46,995	19,040
Amounts reclassified from Accumulated other comprehensive loss
Balance	(285,326)	(246,558)
Net Unrealized Gain (Loss) on Securities
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	1,845	591
Other comprehensive income (loss) before reclassifications	(322)	(233)
Amounts reclassified from Accumulated other comprehensive loss	13	45
Balance	1,536	403
Derivatives
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(23,776)	(4,315)
Other comprehensive income (loss) before reclassifications
Amounts reclassified from Accumulated other comprehensive loss	659	389
Balance	(23,117)	(3,926)
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(354,252)	(269,322)
Other comprehensive income (loss) before reclassifications	46,673	18,807
Amounts reclassified from Accumulated other comprehensive loss	672	434
Balance	$ (306,907)	$ (250,081)