Schedule II - Valuation And Qualifying Accounts (Details) - SEC Schedule, 12-09, Allowance, Credit Loss [Member] - USD ($) $ in Thousands		12 Months Ended
		Sep. 01, 2018	Sep. 02, 2017	Sep. 03, 2016
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	[1]	$ 13,278	$ 12,353	$ 11,312
Charged to Costs and Expenses	[1]	6,938	7,048	6,997
Charged to Other Accounts	[1]
Deductions	[1],[2]	7,224	6,123	5,956
Balance at End of Year	[1]	$ 12,992	$ 13,278	$ 12,353

[1] Included in accounts receivable.

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