Goodwill And Intangible Assets (Schedule Of Intangible Assets) (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 28, 2012	Dec. 30, 2011
Goodwill And Other Intangible Asset [Line Items]
Intangible Assets, Gross Carrying Amount	$ 939,889	$ 815,441
Intangible Assets, Accumulated Amortization	(428,902)	(338,650)
Intangible Assets, Net Carrying Amount	510,987	476,791
Developed Technology Rights [Member]
Goodwill And Other Intangible Asset [Line Items]
Intangible Assets, Gross Carrying Amount	526,476	437,097
Intangible Assets, Accumulated Amortization	(245,584)	(193,218)
Intangible Assets, Net Carrying Amount	280,892	243,879
Trade Names And Trademarks [Member]
Goodwill And Other Intangible Asset [Line Items]
Intangible Assets, Gross Carrying Amount	37,416	34,563
Intangible Assets, Accumulated Amortization	(21,959)	(18,933)
Intangible Assets, Net Carrying Amount	15,457	15,630
Customer Relationships [Member]
Goodwill And Other Intangible Asset [Line Items]
Intangible Assets, Gross Carrying Amount	308,859	280,283
Intangible Assets, Accumulated Amortization	(123,849)	(94,573)
Intangible Assets, Net Carrying Amount	185,010	185,710
Distribution Rights And Other Intellectual Properties [Member]
Goodwill And Other Intangible Asset [Line Items]
Intangible Assets, Gross Carrying Amount	67,138	63,498
Intangible Assets, Accumulated Amortization	(37,510)	(31,926)
Intangible Assets, Net Carrying Amount	$ 29,628	$ 31,572