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Restructuring and Other Charges (Details) (Severance [Member], USD $)
In Millions
6 Months Ended
Jun. 30, 2011
Severance [Member]
 
Restructuring Reserve Rollforward  
Beginning balance, Restructuring Reserve $ 7
Cash Payments (4)
Impact of Exchange Rates 0
Reserve Adjustments 0
Ending balance, Restructuring Reserve $ 3