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Income Taxes (Details) (USD $)
 3 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Income Tax Contingency [Line Items]    
Unrecognized tax benefits, balance at the beginning of the period $ 24,716,000 $ 64,390,000
Decrease in unrecognized tax benefits resulting from settlements with taxing authorities   (30,511,000)
Other changes in uncertain tax benefits (812,000) (805,000)
Unrecognized tax benefits, balance at the end of the period 23,904,000 33,074,000
Expected change in unrecognized tax benefits in the next twelve months (6,000,000)  
Income Taxes [Line Items]    
Effective income tax rate 15.00% (17.10%)
Provision for income tax audit settlement 4,000,000  
Net tax benefit related to completed tax audit examinations   31,000,000
Percentage point change in effective tax rate relating to infrequent income tax items   (32.9)
Related to Fiscal 2012 [Member]
    
Income Taxes [Line Items]    
R&D Tax Credit   $ 3,000,000