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European Strategic Changes - Reconciliation to Accrued Expenses (Details) (European Strategic Changes [Member], USD $)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2013
Accrued Expense Roll Forward  
Accrued expenses - January 1 $ 133
Cash payments (90)
Currency and other (10)
Accrued expenses - June 30 88
Cash charges [Member]
 
Accrued Expense Roll Forward  
Charges for workforce reductions and other exit costs $ 55