Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 31, 2013	Sep. 01, 2012	Aug. 27, 2011
Cash Flows from Operating Activities:
Net income	$ 237,995	$ 259,031	$ 218,786
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	49,479	34,723	29,159
Stock-based compensation	15,824	15,262	14,768
Loss on disposal of property, plant, and equipment	941	1,129	116
Provision for doubtful accounts	3,499	3,560	2,733
Deferred income taxes and tax uncertainties	6,360	2,765	15,270
Excess tax benefits from stock-based compensation	(6,040)	(4,888)	(7,356)
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	(15,630)	(30,213)	(38,304)
Inventories	23,409	(45,306)	(46,895)
Prepaid expenses and other current assets	(1,619)	(6,598)	(1,782)
Other assets	(1,784)	1,268	2,019
Accounts payable and accrued liabilities	12,409	3,551	21,448
Total adjustments	87,442	(24,747)	(8,824)
Net cash provided by operating activities	325,437	234,284	209,962
CASH FLOWS FROM INVESTING ACTIVITIES:
Expenditures for property, plant and equipment	(89,252)	(47,691)	(25,479)
Cash used in business acquisitions, net of cash received	(548,769)	(33,451)	(28,948)
Net cash used in investing activities	(638,021)	(81,142)	(54,427)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchases of treasury stock	(3,773)	(48,098)	(69,279)
Payments of cash dividends	(75,860)	(63,024)	(119,257)
Payments on capital lease and financing obligations	(1,300)	(1,385)
Excess tax benefits from stock-based compensation	6,040	4,888	7,356
Proceeds from sale of Class A common stock in connection with associate stock purchase plan	3,785	3,387	2,983
Proceeds from exercise of Class A common stock options	21,664	22,422	37,683
Borrowings under the financing obligation	1,417	1,192
Borrowings under Credit Facility	370,000
Credit facility financing costs	(1,912)		(938)
Payments of notes payable and revolving loans under the Credit Facility	(120,000)		(39,361)
Net cash provided by (used in) in financing activities	200,061	(80,618)	(180,813)
Effect of foreign exchange rate changes on cash and cash equivalents	(54)	(30)	46
Net (decrease) increase in cash and cash equivalents	(112,577)	72,494	(25,232)
CASH AND CASH EQUIVALENTS, beginning of year	168,453	95,959	121,191
CASH AND CASH EQUIVALENTS, end of year	55,876	168,453	95,959
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Cash paid during the year for income taxes	130,342	145,651	109,001
Cash paid during the year for interest	$ 1,281	$ 55	$ 93