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Stock Based Compensation - Additional Information (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
 12 Months Ended 12 Months Ended
Dec. 30, 2012
Dec. 25, 2011
Dec. 26, 2010
Dec. 30, 2002
Stock Options
Dec. 30, 2012
Performance Units (PUs)
Dec. 25, 2011
Performance Units (PUs)
Dec. 26, 2010
Performance Units (PUs)
Dec. 30, 2012
Restricted Stock Units (RSUs)
Dec. 25, 2011
Restricted Stock Units (RSUs)
Dec. 26, 2010
Restricted Stock Units (RSUs)
Dec. 30, 2012
Restricted Stock Units (RSUs)
Maximum
Dec. 30, 2012
Equity Awards Made Outside Stockholder-Approved Plans
Dec. 30, 2012
Deferred Stock Units (DSUs)
Y
Dec. 25, 2011
Deferred Stock Units (DSUs)
Dec. 26, 2010
Deferred Stock Units (DSUs)
Dec. 30, 2012
2007 Stock Plan
Dec. 30, 2012
2007 Stock Plan
Stock Options
Maximum
Dec. 30, 2012
2007 Stock Plan
Performance Units (PUs)
Minimum
Dec. 30, 2012
2007 Stock Plan
Restricted Stock Units (RSUs)
Minimum
Dec. 30, 2012
Two Thousand Executive Stock Option Plan
Dec. 30, 2012
Two Thousand Executive Stock Option Plan
Stock Options
Maximum
Dec. 30, 2012
Two Thousand Executive Stock Option Plan
Stock Options
Minimum
Dec. 30, 2012
Stock Plan
Maximum
Dec. 30, 2012
Stock Plan
Stock Options
Maximum
Dec. 30, 2012
Stock Plan
Stock Options
Minimum
Dec. 30, 2012
Stock Plan
Performance Units (PUs)
Maximum
Dec. 30, 2012
Stock Plan
Restricted Stock Units (RSUs)
Maximum
Dec. 30, 2012
Stock Plan
Restricted Stock Units (RSUs)
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                                        
Maximum number of shares to be issued                               22,639,619       1,671,669                
Maximum vesting period (years)                     4 years           10 years 3 years 3 years   10 years 4 years 4 years 10 years 8 years 3 years 4 years 3 years
Individuals receiving options under the plan, maximum                                       1,500,000                
Equity awards granted outside the equity compensation plans                       820,000                                
Equity awards outstanding 1,933,000 6,469,000                   75,000                                
Weighted average grant-date fair value, units granted         $ 15.77 $ 17.38 $ 10.63   $ 17.14 $ 10.72     $ 14.30 $ 19.80 $ 10.62                          
Grant-date fair value, units vested         $ 7.4 $ 4.4 $ 2.8 $ 16.0 $ 11.0 $ 13.6     $ 0.6 $ 0.8 $ 0.5                          
Vested and outstanding units                         186,270                              
Vested and outstanding, weighted average exercise price                         $ 0                              
Vested and outstanding, aggregate intrinsic value                         2.6                              
Vested and outstanding, weighted average remaining contractual term (years)                         1.66                              
Cash received from exercise of stock-based awards 5.0 35.5                                                    
Capitalized stock-based compensation into inventory $ 0.6 $ 0.6 $ 0.3                                                  
Number of options granted       1