Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Aug. 29, 2015	Aug. 30, 2014	Aug. 31, 2013
Cash Flows from Operating Activities:
Net income	$ 231,308	$ 236,067	$ 237,995
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	69,729	64,946	49,479
Stock-based compensation	14,195	16,688	15,824
Loss on disposal of property, plant, and equipment	1,453	2,361	941
Provision for doubtful accounts	6,665	4,629	3,499
Deferred income taxes and tax uncertainties	15,035	11,829	6,360
Excess tax benefits from stock-based compensation	(3,956)	(5,480)	(6,040)
Write-off of deferred financing costs on previous credit facility			594
Changes in operating assets and liabilities, net of amounts associated with business acquired:
Accounts receivable	(29,347)	(41,460)	(15,630)
Inventories	(59,008)	(30,342)	23,409
Prepaid expenses and other current assets	1,268	(6,319)	(1,619)
Other assets	(1,354)	1,857	(1,784)
Accounts payable and accrued liabilities	3,803	17,630	12,409
Total adjustments	18,483	36,339	87,442
Net cash provided by operating activities	249,791	272,406	325,437
Cash Flows from Investing Activities:
Expenditures for property, plant and equipment	(51,405)	(70,617)	(89,252)
Investment in available for sale securities		(25,023)
Cash used in business acquisitions, net of cash received		1,434	(548,769)
Net cash used in investing activities	(51,405)	(94,206)	(638,021)
Cash Flows from Financing Activities:
Purchases of treasury stock	(33,414)	(191,359)	(3,773)
Payments of regular cash dividends	(98,828)	(82,607)	(75,860)
Payment of special cash dividend	(185,403)
Payments on capital lease and financing obligations	(2,290)	(1,851)	(1,300)
Excess tax benefits from stock-based compensation	3,956	5,480	6,040
Proceeds from sale of Class A common stock in connection with associate stock purchase plan	4,285	3,998	3,785
Proceeds from exercise of Class A common stock options	11,119	20,447	21,664
Borrowings under financing obligations	530	1,353	1,417
Borrowings under Credit Facility	336,000	135,000	370,000
Credit facility financing costs			(1,912)
Payment of notes payable and revolving credit note under the Credit Facility	(243,000)	(77,500)	(120,000)
Net cash (used in) provided by financing activities	(207,045)	(187,039)	200,061
Effect of foreign exchange rate changes on cash and cash equivalents	(228)	117	(54)
Net decrease in cash and cash equivalents	(8,887)	(8,722)	(112,577)
Cash and cash equivalents—beginning of year	47,154	55,876	168,453
Cash and cash equivalents—end of year	38,267	47,154	55,876
Supplemental Disclosures of Cash Flow Information:
Cash paid for income taxes	122,988	128,558	130,342
Cash paid for interest	$ 5,843	$ 3,087	$ 1,281