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Inventories
12 Months Ended
Dec. 31, 2012
Inventory Disclosure [Abstract]  
Inventories
Inventories

(In millions)
2012
 
2011
Raw materials
$
743

 
$
937

Work in process
169

 
186

Finished goods
2,338

 
2,733

 
$
3,250

 
$
3,856