Goodwill And Intangible Assets (Components Of Other Purchased Intangible Assets, Net) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Oct. 01, 2010	Sep. 30, 2011	Oct. 01, 2010	Dec. 31, 2010
Goodwill And Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Amount	$ 828,663,000		$ 828,663,000		$ 463,043,000
Intangible Assets, Accumulated Amortization	(312,487,000)		(312,487,000)		(258,095,000)
Intangible Assets, Net Carrying Amount	516,176,000		516,176,000		204,948,000
Recognized amortization expenses	24,100,000	14,400,000	56,700,000	42,200,000
Developed Product Technology [Member]
Goodwill And Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Amount	443,339,000		443,339,000		247,575,000
Intangible Assets, Accumulated Amortization	(178,892,000)		(178,892,000)		(148,171,000)
Intangible Assets, Net Carrying Amount	264,447,000		264,447,000		99,404,000
Trade Names And Trademarks [Member]
Goodwill And Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Amount	34,917,000		34,917,000		22,136,000
Intangible Assets, Accumulated Amortization	(18,066,000)		(18,066,000)		(16,449,000)
Intangible Assets, Net Carrying Amount	16,851,000		16,851,000		5,687,000
Customer Relationships [Member]
Goodwill And Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Amount	286,475,000		286,475,000		143,125,000
Intangible Assets, Accumulated Amortization	(85,765,000)		(85,765,000)		(68,104,000)
Intangible Assets, Net Carrying Amount	200,710,000		200,710,000		75,021,000
Distribution Rights And Other Intellectual Properties [Member]
Goodwill And Intangible Assets [Line Items]
Intangible Assets, Gross Carrying Amount	63,932,000		63,932,000		50,207,000
Intangible Assets, Accumulated Amortization	(29,764,000)		(29,764,000)		(25,371,000)
Intangible Assets, Net Carrying Amount	$ 34,168,000		$ 34,168,000		$ 24,836,000