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Other (Income) Expense (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 13, 2015
Jun. 14, 2014
Jun. 13, 2015
Jun. 14, 2014
Dec. 27, 2014
Other Income and Expenses [Line Items]          
Assets Held-for-sale, Current $ 31   $ 31   $ 14
Equity (income) loss from investments in unconsolidated affiliates (7) $ (9) (16) $ (22)  
Foreign exchange net (gain) loss and other 1 1 7 12  
Other (income) expense (6) $ (8) (9) $ (10)  
Mexico [Domain]          
Other Income and Expenses [Line Items]          
Assets Held-for-sale, Current $ 16   $ 16