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Inventories, Net (Tables)
3 Months Ended
Mar. 31, 2015
Inventory Disclosure [Abstract]  
Inventories

Inventories consist of (in millions):

 

     March 31,
2015
     December 31,
2014
 

Raw materials and supplies

   $ 1,250       $ 1,255   

Work in process

     1,009         1,027   

Finished goods and purchased products

     3,119         2,999   
  

 

 

    

 

 

 

Total

$ 5,378    $ 5,281