Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - USD ($) $ in Thousands	12 Months Ended
Aug. 27, 2016	Aug. 29, 2015	Aug. 30, 2014
Allowance for Doubtful Accounts [Member]
Balance	$ 6,007	$ 5,114	$ 4,894
Charged to Costs and Expenses	6,375	5,098	4,378
Charges for Which Reserves Were Created or Deductions	(4,707)	(4,205)	(4,158)
Balance	7,675	6,007	5,114
Inventory Valuation Reserve [Member]
Balance	2,614	1,913	2,018
Charged to Costs and Expenses	1,824	2,060	535
Charges for Which Reserves Were Created or Deductions	(1,908)	(1,359)	(640)
Balance	$ 2,530	$ 2,614	$ 1,913

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to costs and expenses.

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Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

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