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Contingencies (Details) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2012
Contingencies [Abstract]  
Range of reasonably possible losses, minimum $ 0
Range of reasonably possible losses, maximum 225
Brazilian internal revenue authority, matter 1 129
Brazilian internal revenue authority, matter 2 77
European competition matters - Swiss competition law authority 5
European competition matters - Spanish competition law authority 3
European competition matters - Italian competition law authority 3
European competition matters - French competition law authority 46
European competition matters - Hill's France Subsidiary $ 6