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Supplemental Cash Flow Information
 9 Months Ended
Sep. 23, 2016
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information

21.  Supplemental Cash Flow Information

 

     Year-to-Date Ended  
     September 23,
2016		      September 25,
2015		  
     (in millions)  

Interest paid on outstanding debt

    $ 120       $ 127   

Income tax payments

      85         114   

Income tax refunds

      4         6