Schedule II - Valuation And Qualifying Accounts (Details) (Allowance for Doubtful Accounts [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 30, 2014		Aug. 31, 2013		Sep. 01, 2012
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	$ 7,523	[1]	$ 6,934	[1]	$ 6,184	[1]
Charged to Costs and Expenses	4,629	[1]	3,499	[1]	3,560	[1]
Charged to Other Accounts		[1]		[1]		[1]
Deductions	2,842	[1],[2]	2,910	[1],[2]	2,810	[1],[2]
Balance at End of Year	$ 9,310	[1]	$ 7,523	[1]	$ 6,934	[1]

[1] Included in accounts receivable.

[2] Comprised of uncollected accounts charged against the allowance.