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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 03, 2015
Sep. 27, 2014
Oct. 03, 2015
Sep. 27, 2014
Income Tax Contingency [Line Items]        
Unrecognized tax benefits, balance at the beginning of the period     $ 19,596 $ 24,716
Other changes in uncertain tax benefits     (861) (3,268)
Unrecognized tax benefits, balance at the end of the period $ 18,735 $ 21,448 18,735 $ 21,448
Expected change in unrecognized tax benefits in the next twelve months $ (5,000)   $ (5,000)  
Income Taxes [Line Items]        
Effective income tax rate 10.30% 13.60% 13.30% 14.10%
Discrete international benefit     $ 2,000  
Singapore [Member]        
Income Taxes [Line Items]        
Marginal effective income tax rate     0.00%  
Statutory Tax Rate     17.00%