Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Classes of Financial Assets and Financial Liabilities Measured and Recorded at Fair Value on Recurring Basis (Details)

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Fair Value Measurements - Classes of Financial Assets and Financial Liabilities Measured and Recorded at Fair Value on Recurring Basis (Details) - USD ($)
$ in Thousands
Jul. 01, 2017
Dec. 31, 2016
Jul. 02, 2016
Cash equivalents:      
Money market funds $ 363,279 $ 840,842  
Time deposits 12,342 14,774  
Derivative financial instruments 36,265 103,340 $ 91,691
Investment securities 205,079 196,738  
Financial liabilities:      
Derivative financial instruments 52,634 25,574 $ 33,451
Deferred compensation 236,413 232,214  
Level 1      
Cash equivalents:      
Money market funds 363,279 840,842  
Time deposits 12,342 14,774  
Investment securities 190,380 179,673  
Level 2      
Cash equivalents:      
Derivative financial instruments 36,265 103,340  
Investment securities 14,699 17,065  
Financial liabilities:      
Derivative financial instruments 52,634 25,574  
Deferred compensation $ 236,413 $ 232,214