Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - Valuation and Qualifying Accounts and Reserves - USD ($) $ in Thousands	12 Months Ended
	Aug. 29, 2015	Aug. 30, 2014	Aug. 31, 2013
Allowance for Doubtful Accounts [Member]
Valuation Allowance [Line Items]
Balance	$ 5,114	$ 4,894	$ 5,152
Charged to Costs and Expenses	5,098	4,378	3,939
Charges for Which Reserves Were Created or Deductions	(4,205)	(4,158)	(4,197)
Balance	6,007	5,114	4,894
Inventory Valuation Reserve [Member]
Valuation Allowance [Line Items]
Balance	1,913	2,018	2,322
Charged to Costs and Expenses	2,060	535	251
Charges for Which Reserves Were Created or Deductions	(1,359)	(640)	(555)
Balance	$ 2,614	$ 1,913	$ 2,018