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Strategic Technology Transactions, Goodwill and Other Purchased Intangible Assets - Preliminary Allocation of Purchase Price (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 29, 2013
Dec. 29, 2012
Dec. 31, 2011
Jun. 29, 2013
Ismeca technology [Member]
Dec. 31, 2012
Ismeca technology [Member]
Schedule Of Business Acquisitions Purchase Price Allocation [Line Items]          
Current assets       $ 36,510  
Fixed assets       1,314  
Other assets       2,427  
Intangible assets 25,365     25,365  
Goodwill 76,853 58,756 [1] 58,060 19,273 19,273
Total assets acquired       84,889 84,889
Liabilities assumed       (27,746) (27,746)
Net assets acquired       $ 57,143 $ 57,143
[1] Derived from December 29, 2012 audited financial statements