Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v2.3.0.15
Income Taxes (Details) (USD $)
In Millions
3 Months Ended 9 Months Ended
Oct. 01, 2011
Sep. 25, 2010
Oct. 01, 2011
Sep. 25, 2010
Income Taxes [Line Items]        
Income tax benefit recorded $ 5 $ (1)   $ 4
U.S. tax benefits 1   3  
Canadian tax benefits 1   1  
Foreign taxes in profitable locations 3 3 10  
Discrete tax benefit for an alternative minimum tax net operating loss carry back   2    
Gross unrecognized tax benefits decrease 10      
Gross unrecognized tax benefits 68   68  
Unrecognized tax benefit, liabilities     5  
Impact of unrecognized tax benefit on effective tax rate 6   6  
Accrued interest decrease associated with a favorable audit resolution 2      
Reversal [Member]
       
Income Taxes [Line Items]        
Gross unrecognized tax benefits $ 6   $ 6