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Inventories (Tables)
3 Months Ended
Mar. 31, 2019
Inventories  
Components of inventories

 

 

 

 

 

 

 

 

 

 

As of

 

As of

 

(in millions)

    

March 31, 2019

    

December 31, 2018

 

Finished and in process

 

$

512

 

$

522

 

Raw materials

 

 

296

 

 

250

 

Manufacturing supplies and other

 

 

54

 

 

52

 

Total inventories

 

$

862

 

$

824