Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - Valuation and Qualifying Accounts and Reserves (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 30, 2014	Aug. 31, 2013	Aug. 25, 2012
Allowance for Doubtful Accounts [Member]
Valuation Allowance [Line Items]
Balance	$ 4,894	$ 5,152	$ 4,201
Charged to Costs and Expenses	4,378	3,939	6,221
Charges for Which Reserves Were Created or Deductions	(4,158)	(4,197)	(5,270)
Balance	5,114	4,894	5,152
Inventory Valuation Reserve [Member]
Valuation Allowance [Line Items]
Balance	2,018	2,322	1,410
Charged to Costs and Expenses	535	251	1,465
Charges for Which Reserves Were Created or Deductions	(640)	(555)	(553)
Balance	$ 1,913	$ 2,018	$ 2,322