Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011
Net revenue	$ 389,038	$ 356,075	$ 1,147,468	$ 1,016,606
Cost of goods sold	223,736	199,850	658,044	570,862
Gross profit	165,302	156,225	489,424	445,744
Operating expenses:
Research and development	56,050	43,067	155,977	121,228
Selling, general and administrative	37,463	35,451	120,609	98,167
Amortization of intangibles	8,608	4,006	24,260	7,246
Restructuring and other charges	1,137	1,475	7,752	1,475
Total operating expenses	103,258	83,999	308,598	228,116
Operating income	62,044	72,226	180,826	217,628
Interest expense	(10)	(465)	(598)	(1,463)
Gain on early retirement of convertible debt	0	0	139	0
Other income (loss), net	96	(2)	(115)	(185)
Income before income taxes	62,130	71,759	180,252	215,980
Provision for income taxes	12,813	20,211	39,776	53,604
Net income	$ 49,317	$ 51,548	$ 140,476	$ 162,376
Earnings per share:
Basic (in dollars per share)	$ 0.26	$ 0.28	$ 0.76	$ 0.89
Diluted (in dollars per share)	$ 0.26	$ 0.27	$ 0.74	$ 0.85
Weighted average shares:
Basic (in shares)	186,269	183,750	185,144	182,642
Diluted (in shares)	192,457	191,380	191,051	190,628