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Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Nov. 04, 2015
Jul. 01, 2017
Jul. 02, 2016
Jul. 01, 2017
Jul. 02, 2016
Dec. 31, 2016
Sep. 01, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Percentage Of Revenue Two Customer   11.30% 12.70% 11.70% 11.90%    
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost       $ 6.1 $ 6.2    
Common Stock, Capital Shares Reserved for Future Issuance   14,500,000   14,500,000      
Options to purchase of shares of common stock   100,000 1,600,000 100,000 1,400,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number   6,948,000   6,948,000   8,521,000  
Number of common shares authorized to be repurchased under new stock repurchase program             5,000,000.0
Exercised       $ 27.58      
Options available for grant, end of period   4,600,000   4,600,000      
Aggregate intrinsic value of options outstanding   $ 417.0   $ 417.0      
Aggregate intrinsic value of options exercisable   $ 264.4   264.4      
Aggregate intrinsic value of options exercised       $ 108.6      
Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Options available for grant, end of period   5,000,000   5,000,000      
Employee Stock Option [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost       $ 2.5 $ 5.5    
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition       3 years 4 months 24 days      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term       5 years 10 months 25 days      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term       4 years 6 months      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options   $ 28.7   $ 28.7      
Restricted Stock Units (RSUs) [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number   2,708,000   2,708,000   2,706,000  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost   $ 0.1   $ 0.2      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period       33,000      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value   $ 41.59   $ 41.59   $ 41.45  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value       $ 86.42      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period       (25,000)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value       $ 86,000      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expired in Period       0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercised in Period       (6,000)      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value       $ 43      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options   $ 0.6   $ 0.6      
Performance Shares [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number           0  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost   $ 0.6   $ 0.6      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period       240,000      
Share-based Compensation Arrangement by Share-based Payment Award, Terms of Award   240          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage       20.00%      
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period   4 years          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value   $ 90.87   $ 90.87   $ 0.00  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value       $ 90.87      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period       0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value       $ 0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expired in Period       0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercised in Period       0      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value       $ 0      
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options   $ 13.9   $ 13.9      
Performance Shares [Member] | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Options available for grant, end of period   0.00   0.00      
Performance Shares [Member] | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Options available for grant, end of period   1.00   1.00      
Employment Contracts [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Terms of Award 2.7            
Chief Executive Officer [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employment Agreement, Severance Terms 10.00%            
Chief Executive Officer [Member] | Employee Stock Option [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Terms of Award 300000            
Chief Executive Officer [Member] | Restricted Stock Units (RSUs) [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period         2,700,000    
Share-based Compensation Arrangement by Share-based Payment Award, Terms of Award 2.7