Consolidated Statements Of Cash Flows (USD $) In Thousands	9 Months Ended
	Jul. 01, 2011	Jul. 02, 2010
Cash flows from operating activities:
Net income	$ 162,376	$ 90,490
Adjustments to reconcile net income to net cash provided by operating activities:
Share-based compensation	42,688	26,239
Depreciation	43,120	34,155
Amortization of intangible assets	7,246	4,502
Amortization of discount and deferred financing costs on convertible debt	1,066	2,348
Contribution of common shares to savings and retirement plans	8,241	6,834
Deferred income taxes	6,954	23,831
Excess tax benefit from share-based payments	(12,074)
Loss on disposals of assets	206	263
Provision for losses on accounts receivable	103	554
Changes in assets and liabilities:
Receivables	4,655	(40,303)
Inventory	(40,560)	(31,897)
Other current and long-term assets	440	(6,542)
Accounts payable	(12,992)	33,490
Other current and long-term liabilities	31,550	5,713
Net cash provided by operating activities	243,019	149,677
Cash flows from investing activities:
Capital expenditures	(85,371)	(59,609)
Payments for acquisitions, net of cash acquired	(249,829)	(6,000)
Net cash used in investing activities	(335,200)	(65,609)
Cash flows from financing activities:
Retirement of 2007 Convertible Notes		(51,107)
Reacquisition of equity component of 2007 Convertible Notes		(29,602)
Payments to retire short term line of credit	(50,000)
Excess tax benefit from share-based payments	12,074
Change in restricted cash	5,416	(265)
Repurchase of common stock - payroll tax withholdings on equity awards	(19,942)	(4,325)
Repurchase of common stock - share repurchase program	(60,187)
Proceeds from exercise of stock options	61,208	20,834
Net cash used in financing activities	(51,431)	(64,465)
Net (decrease) increase in cash and cash equivalents	(143,612)	19,603
Cash and cash equivalents at beginning of period	453,257	364,221
Cash and cash equivalents at end of period	309,645	383,824
Supplemental cash flow disclosures:
Income taxes paid	11,939	12,869
Interest paid	$ 267	$ 889