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Stock-Based Compensation - Resticted Stock Activity (Details)
shares in Thousands
6 Months Ended
Jul. 01, 2017
$ / shares
shares
Time Based Restricted Stock Restricted Units [Member]  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]  
Beginning balance outstanding (in shares) | shares 670
Granted (in shares) | shares 138
Vested (in shares) | shares (186)
Forfeited (in shares) | shares (8)
Ending balance outstanding (in shares) | shares 614
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Beginning balance outstanding (in dollars per share) $ 121.08
Granted (in dollars per share) 171.09
Vested (in dollars per share) 94.11
Forfeited (in dollars per share) 146.75
Ending balance outstanding (in dollars per share) 140.17
Intrinsic value (in dollars per share) $ 183.02
Performance Based Restricted Stock Restricted Units [Member]  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]  
Beginning balance outstanding (in shares) | shares 925
Granted (in shares) | shares 170
Vested (in shares) | shares (425)
Forfeited (in shares) | shares (6)
Ending balance outstanding (in shares) | shares 664
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]  
Beginning balance outstanding (in dollars per share) $ 108.09
Granted (in dollars per share) 165.66
Vested (in dollars per share) 109.74
Forfeited (in dollars per share) 158.79
Ending balance outstanding (in dollars per share) 124.81
Intrinsic value (in dollars per share) $ 183.02