Intangible Assets And Goodwill (Schedule Of Intangible Assets) (Detail) (USD $)
In Thousands, unless otherwise specified
Jul. 01, 2012
Dec. 25, 2011
Finite-Lived Intangible Assets [Line Items]    
Gross Amount $ 213,684 $ 213,977
Accumulated Amortization (50,235) (36,256)
Net Amount 163,449 177,721
Developed Technology [Member]
   
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 111,375 100,167
Accumulated Amortization (27,189) (18,828)
Net Amount 84,186 81,339
Customer Relationships [Member]
   
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 93,935 94,227
Accumulated Amortization (20,391) (15,427)
Net Amount 73,544 78,800
Trade Names [Member]
   
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 8,374 8,374
Accumulated Amortization (2,655) (2,001)
Net Amount 5,719 6,373
IP R&D [Member]
   
Finite-Lived Intangible Assets [Line Items]    
Gross Amount   11,209
Net Amount   $ 11,209