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Debt (Tables)
6 Months Ended
Jun. 30, 2011
Debt [Abstract]  
Debt
                 
    June 30,
       
    2011     December 31, 2010  
Commercial paper
  $ 51     $  
Short-term loans
    14       1  
Current maturities of long-term debt and other
    66       10  
                 
Short-term borrowings and current maturities of long-term debt
    131       11  
                 
Non-current maturities of long-term debt
    1,257       1,257  
Non-current capital leases
    3       60  
Deferred gain on interest rate swaps
    44       45  
Unamortized discounts and debt issuance costs
    (7 )     (8 )
                 
Long-term debt
    1,297       1,354  
                 
Total debt
  $ 1,428     $ 1,365