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Stock-Based Compensation - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2021
Jan. 01, 2021
Jan. 03, 2020
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, Vested in Period, Fair Value $ 32,000,000.0 $ 31,300,000 $ 25,600,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 97.80 $ 68.21 $ 57.08
Share Based Compensation Arrangement By Share Based Payment Award Options Expiration Term 10 years    
Total intrinsic value of options exercised $ 4,335,000 $ 18,211,000 $ 9,651,000
Weighted average fair value of options granted $ 25.32 $ 19.73 $ 15.16
Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of annual bonus settled with fully vested restricted stock unit awards 40.00%    
2008 Equity Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total number of shares reserved for issuance 11,856,300    
Number of Shares Available for Grant 1,615,692    
Employee Stock Purchase Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total number of shares reserved for issuance 1,200,000    
Number of Shares Available for Grant 342,134    
Weighted average purchase price $ 98.64 $ 73.22 $ 60.32
Purchase Price Of Common Stock As a Percentage of Fair Market Value 95.00%    
Employee Stock Purchase Plan | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum Percentage Of Payroll Deductions Related To Purchase Of Common Stock 15.00%    
Vested Restricted Stock Awards      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock based compensation, holding period 4 years    
Stock based compensation expense $ 9,967,000 $ 8,112,000 $ 8,756,000
Unvested Restricted Stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock based compensation, vesting period 4 years    
Stock based compensation expense $ 8,560,000 8,472,000 8,127,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value [1] $ 97.80    
Unrecognized compensation cost $ 11,030,000    
Weighted average period of recognized term 2 years 6 months    
Unvested Restricted Stock [Member] | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Recipient age to expense award on grant date 59 years 6 months    
Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock based compensation, vesting period 4 years    
Stock based compensation expense $ 736,000 $ 694,000 $ 583,000
Unrecognized compensation cost $ 1,310,000    
Weighted average period of recognized term 2 years 4 months 24 days    
[1] Does not include employee stock purchase plans or stock option plans.