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Stock-Based Compensation (Details 3) (USD $)
Share data in Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Jan. 01, 2013
Jan. 03, 2012
Stock options
      
Stock-Based Compensation      
Weighted average fair value at the grant date for options issued (in dollars per share) $ 10.83 $ 12.00 $ 12.62
Weighted average assumptions under Black-Scholes valuation model      
Expected option term 6 years 4 months 24 days 6 years 1 month 6 days 6 years
Expected stock price volatility (as a percent) 33.50% 40.50% 39.70%
Risk free interest rate (as a percent) 1.40% 1.40% 2.00%
Dividend yield (as a percent) 1.30% 0.20% 0.00%
Stock option activity, shares      
Outstanding, at the beginning of the period (in shares) 7,414    
Granted (in shares) 386    
Exercised (in shares) (2,791)    
Forfeited or cancelled (in shares) (186)    
Outstanding at the end of the period (in shares) 4,823 7,414  
Exercisable at the end of the period (in shares) 2,449    
Weighted Average Exercise price      
Outstanding at the beginning of the period (in dollars per share) $ 23.98    
Granted (in dollars per share) $ 35.62    
Exercised (in dollars per share) $ 26.10    
Forfeited or cancelled (in dollars per share) $ 23.63    
Outstanding at the end of the period (in dollars per share) $ 23.70 $ 23.98  
Exercisable at the end of the period (in dollars per share) $ 23.84    
Weighted Average Remaining Contractual Term      
Outstanding at the beginning of the period 4 years 1 month 6 days 4 years 2 months 12 days  
Outstanding at the end of the period 4 years 1 month 6 days 4 years 2 months 12 days  
Exercisable at the end of the period 3 years 3 months 18 days    
Aggregate Intrinsic Value      
Outstanding at the beginning of the period $ 66,682,000    
Outstanding at the end of the period 118,505,000 66,682,000  
Exercisable at the end of the period 59,826,000    
Total intrinsic value of options exercised 40,100,000 16,300,000 6,400,000
Unrecognized Stock-based Compensation Expense      
Total unrecognized stock-based compensation expenses related to unvested stock options, restricted shares and restricted share units 12,000,000    
Expected weighted average period for recognition of compensation expense related to unvested stock option 2 years 1 month 6 days    
Restricted Shares and Restricted Share Units
      
Unrecognized Stock-based Compensation Expense      
Total unrecognized stock-based compensation expenses related to unvested stock options, restricted shares and restricted share units 31,900,000    
Expected weighted average period for recognition of compensation expense related to unvested stock option 3 years 4 months 24 days    
Restricted Shares and Restricted Share Units      
Outstanding at the beginning of the period (in shares) 1,316    
Granted (in shares) 651    
Vested (in shares) (175)    
Forfeited (in shares) (120)    
Outstanding at the end of the period (in shares) 1,672 1,316  
Fair value of shares vested $ 2,600,000 $ 2,500,000 $ 1,200,000
Weighted Average Fair Value      
Outstanding at the beginning of the period (in dollars per share) $ 26.91    
Granted (in dollars per share) $ 39.42 $ 31.38 $ 29.12
Vested (in dollars per share) $ 14.66    
Forfeited (in dollars per share) $ 30.43    
Outstanding at the end of the period (in dollars per share) $ 32.81 $ 26.91