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Stock Based Compensation (Stock Option Activity) (Detail) (USD $)
12 Months Ended
Dec. 28, 2012
Dec. 30, 2011
Dec. 31, 2010
Number of shares under option      
Beginning Balance 4,737,052 4,882,901 4,944,373
Granted 986,000 1,081,000 161,000
Exercised (475,918) (1,166,849) (135,722)
Cancelled (52,000) (60,000) (86,750)
Ending Balance 5,195,134 4,737,052 4,882,901
Exercisable - Number of Shares 3,460,134 2,908,052 3,199,901
Weighted average exercise price per share      
Beginning Balance $ 23.90 $ 22.82 $ 22.76
Granted $ 23.99 $ 24.19 $ 20.13
Exercised $ 21.29 $ 19.52 $ 16.63
Cancelled $ 27.13 $ 26.82 $ 23.64
Ending Balance $ 24.12 $ 23.90 $ 22.82
Exercisable - Weighted Average Exercise Price $ 24.43 $ 24.48 $ 23.18
Weighted average fair value      
Beginning Balance $ 8.74 $ 8.44 $ 8.40
Granted $ 8.40 $ 8.65 $ 7.46
Exercised $ 7.86 $ 7.19 $ 5.90
Cancelled $ 10.07 $ 10.05 $ 8.62
Ending Balance $ 8.77 $ 8.74 $ 8.44
Exercisable - Weighted Average Fair Value $ 8.96 $ 9.00 $ 8.54