XML 33 R13.htm IDEA: XBRL DOCUMENT v3.5.0.2
Inventories
 6 Months Ended
Jun. 30, 2016
Inventories  
Inventories

7.     Inventories

 

 

 

 

 

 

 

 

 

 

 

 

 

June 30,

 

December 31,

 

($ in millions)

    

2016

    

2015

 

 

 

 

 

 

 

 

 

Raw materials and supplies

 

$
624

 

$
438

 

Work-in-process and finished goods

 

 
892

 

 
504

 

Less inventory reserves

 

 
(33)

 

 
(44)

 

 

 

$
1,483

 

$
898