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Employee Benefits - Additional Information (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
 12 Months Ended
Dec. 29, 2013
Dec. 30, 2012
Jan. 01, 2012
Defined Benefit Plan Disclosure [Line Items]      
Common stock, shares authorized 170,000,000 170,000,000  
Nonqualified Deferred Compensation Plan
      
Defined Benefit Plan Disclosure [Line Items]      
Percentage of defer on compensation 40.00%    
401(K)
      
Defined Benefit Plan Disclosure [Line Items]      
Defined benefit plans, general information The Company has a retirement savings plan which qualifies under Internal Revenue Code Section 401(k). All employees of the Company who have completed 1,000 hours of service and are at least 21 years of age are eligible to participate in the plan.    
Service period of employees to be eligible for participation under the retirement savings plan (in hours) 1000 hours    
Plan requires to match elective deferrals, higher 100.00%    
Employee's elective deferrals higher percentage 3.00%    
Plan requires to match elective deferrals, lower 50.00%    
Employee's elective deferrals lower percentage 2.00%    
Contributions to the plan, value $ 3.9 $ 3.8 $ 3.7
Employee Stock Purchase Discount Plan
      
Defined Benefit Plan Disclosure [Line Items]      
Contributions to the plan, value $ 0.2 $ 0.2 $ 0.1
Percentage of wages deduction from eligible employees 15.00%    
Percentage of face value on stock purchase 85.00%    
Common stock, shares authorized 1,000,000    
Shares issued under the ESPDP 230 130 40,107
Shares purchased on the open market 27,404 37,769 23,468
Weighted-average price of shares purchased on the open market $ 55.24 $ 34.60 $ 27.99