XML 35 R20.htm IDEA: XBRL DOCUMENT v3.5.0.2
Inventories (Tables)
 6 Months Ended
Jun. 30, 2016
Inventories  
Schedule of inventories

Inventories as of June 30, 2016, and December 31, 2015, consisted of the following (in millions):

 

 

 

2016

 

 

2015

 

Raw materials

 

$
73

 

 

$
73

 

Materials and supplies

 
502

 

 
568

 

Finished goods

 
381

 

 
395

 

 

 
956

 

 
1,036

 

 

 

 

 

 

 

 

Revaluation to LIFO

 
(50

)

 
(50

)

Total

 

$
906

 

 

$
986