Interest Expense - Net Interest Expense (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 31, 2013	Aug. 25, 2012	Aug. 27, 2011
Other Income And Expenses [Abstract]
Interest expense	$ 188,324	$ 178,547	$ 173,674
Interest income	(1,606)	(1,397)	(2,058)
Capitalized interest	(1,303)	(1,245)	(1,059)
Net Interest Expense	$ 185,415	$ 175,905	$ 170,557