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Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, shares in Thousands
3 Months Ended 6 Months Ended
Jul. 02, 2016
Jul. 04, 2015
Jul. 02, 2016
Jul. 04, 2015
Stock Option Fair Value Assumptions and Methodology [Abstract]        
Stock option fair value assumptions, risk free interest rate     1.50% 1.70%
Stock option fair value assumptions, expected life in years     5 years 4 years
Stock option fair value assumptions, expected volatility     28.60% 26.20%
Stock option fair value assumptions, expected dividends     $ 0 $ 0
Weighted-average grant date fair value of options granted     $ 34.63 $ 28.17
Stock Options Outstanding Roll Forward [Abstract]        
Options outstanding at beginning of period     3,154  
Options granted     86 37
Options exercised     (252)  
Options canceled     (50)  
Options outstanding at end of period 2,938   2,938  
Weighted-average exercise price of options outstanding at beginning of period     $ 96.73  
Weighted-average exercise price of options granted     122.65 $ 116.65
Weighted-average exercise price of options exercised     79.21  
Weighted average exercise price of options canceled     109.16  
Weighted-average exercise price of options outstanding at end of period $ 98.78   $ 98.78  
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]        
Allocated stock-based compensation expense $ 8,396,000 $ 8,155,000 $ 24,237,000 $ 16,610,000
Incremental stock-based compensation cost due to acceleration of awards     $ 7,000,000  
Minimum        
Stock Options Outstanding Roll Forward [Abstract]        
Weighted-average exercise price of options outstanding at beginning of period     $ 38.09  
Weighted-average exercise price of options granted     117.68  
Weighted-average exercise price of options exercised     41.20  
Weighted average exercise price of options canceled     79.15  
Weighted-average exercise price of options outstanding at end of period $ 38.09   38.09  
Maximum        
Stock Options Outstanding Roll Forward [Abstract]        
Weighted-average exercise price of options outstanding at beginning of period     134.37  
Weighted-average exercise price of options granted     130.35  
Weighted-average exercise price of options exercised     113.36  
Weighted average exercise price of options canceled     128.93  
Weighted-average exercise price of options outstanding at end of period $ 134.37   $ 134.37  
Restricted Stock Plan        
Unvested Awards Roll Forward        
Shares granted     8  
Weighted-average grant date fair value of shares granted     $ 130.35  
Restricted Stock Unit Plan        
Stock-Based Compensation by Award [Line Items]        
Award vesting period     5 years  
Unvested Awards Roll Forward        
Unvested shares at beginning of period     497  
Shares granted     136  
Shares vested     (135)  
Shares forfeited     (9)  
Unvested shares at end of period 489   489  
Weighted-average grant date fair value of shares unvested at beginning of period     $ 104.16  
Weighted-average grant date fair value of shares granted     117.75  
Weighted-average grant date fair value of shares vested     97.57  
Weighted-average grant date fair value of shares forfeited     112.25  
Weighted-average grant date fair value of shares unvested at end of period $ 109.61   $ 109.61  
Cost of sales [Member]        
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]        
Allocated stock-based compensation expense $ 656,000 648,000 $ 1,327,000 1,322,000
Selling and administrative expenses [Member]        
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]        
Allocated stock-based compensation expense 6,613,000 6,426,000 20,582,000 13,060,000
Research and development expenses [Member]        
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]        
Allocated stock-based compensation expense $ 1,127,000 $ 1,081,000 $ 2,328,000 $ 2,228,000