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Income Taxes - Additional Information (Detail) (USD $)
 12 Months Ended
Dec. 25, 2011
Dec. 26, 2010
Dec. 27, 2009
Income Taxes [Line Items]      
Effective income tax rate absent of adjustments 31.60% 33.10% 33.60%
Recognized income (expense) from interest and the release of penalty reserves $ 4,000,000 $ 40,000,000 $ (3,000,000)
Accrued interest and penalties payable related to unrecognized tax benefits 35,000,000 37,000,000  
Taxes provided on the earnings from discontinued operations   11,700,000  
Effective income tax rate on discontinued operations   36.00%  
Recognized gain on disposals, net of tax   21,195,000  
Taxes provided on the gains from the disposals   12,200,000  
Effective income tax rate on the gains from the disposals   36.00%  
Deferred tax assets valuation allowance 54,000,000 44,000,000  
Unrecognized tax benefits that, if recognized, would impact effective tax rate 78,000,000 109,000,000  
Tax positions for which the ultimate deductibility is highly certain but for which there is uncertainty about the timing of such deductibility   11,000,000  
Estimated decrease in gross unrecognized tax positions within the next 12 months, maximum $ 46,000,000    
Federal
      
Income Taxes [Line Items]      
Tax years subject to examination The 2009 and 2010 tax years remain subject to examination by the IRS.    
State
      
Income Taxes [Line Items]      
Tax years subject to examination The 2005 through 2010 tax years generally remain subject to examination by state authorities.    
United Kingdom
      
Income Taxes [Line Items]      
Tax years subject to examination The years 2009 and 2010 are subject to examination in the U.K.