Interest Expense - Net Interest Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	Aug. 25, 2018	Aug. 26, 2017	Aug. 27, 2016
Other Income and Expenses [Abstract]
Interest expense	$ 181,668	$ 159,329	$ 150,961
Interest income	(5,636)	(3,502)	(2,371)
Capitalized interest	(1,505)	(1,247)	(909)
Net Interest Expense	$ 174,527	$ 154,580	$ 147,681