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Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Sep. 28, 2019
Sep. 29, 2018
Sep. 28, 2019
Sep. 29, 2018
Dec. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Payment Arrangement, Expensed and Capitalized, Amount $ 10.9 $ 7.6 $ 29.6 $ 19.7  
Common Stock, Capital Shares Reserved for Future Issuance 10,900,000   10,900,000    
Options available for grant, end of period 2,400,000   2,400,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 5,292,000   5,292,000   5,676,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights     P3Y    
Aggregate intrinsic value of options outstanding $ 500.3   $ 500.3    
Aggregate intrinsic value of options exercisable 386.6   386.6    
Aggregate intrinsic value of options exercised 33.7   76.1    
Employee Stock Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Payment Arrangement, Expensed and Capitalized, Amount 3.7 3.5 11.0 10.3  
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount 45.3   $ 45.3    
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition     3 years    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term     5 years 9 months 18 days    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term     4 years 7 months 6 days    
Restricted Stock Units (RSUs)          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Payment Arrangement, Expensed and Capitalized, Amount 0.9 0.2 $ 1.9 0.5  
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount $ 11.3   $ 11.3    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms     4 years 1 month 6 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 2,797,000   2,797,000   2,707,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     99,000    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period     2,000    
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     (7,000)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 96.84   $ 96.84   $ 95.54
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value     133.49    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value     133.50    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value     $ 99.05    
Performance Shares          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based Payment Arrangement, Expensed and Capitalized, Amount $ 6.2 $ 4.0 $ 16.7 $ 8.8  
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount $ 45.5   $ 45.5    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms     1 year 8 months 12 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 412,000   412,000   313,000
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, Expired in Period     0    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 102.22   $ 102.22   $ 88.34
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value     133.50    
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, Vested in Period, Weighted Average Grant Date Fair Value     $ 90.69    
Performance Shares | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options available for grant, end of period 0   0    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     128,000    
Performance Shares | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options available for grant, end of period 2   2    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     256,000    
2017 Equity Incentive Plan | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options available for grant, end of period 5,000,000.0   5,000,000.0    
2007 Stock Incentive Plan | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options available for grant, end of period 5,000,000.0   5,000,000.0    
Chief Executive Officer | Restricted Stock Units (RSUs)          
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 2,700,000