Inventories
 9 Months Ended
Sep. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
Inventories
 
As of
September 30,
2014
 
As of
December 31,
2013
 
(In $ millions)
Finished goods
570

 
571

Work-in-process
49

 
59

Raw materials and supplies
152

 
174

Total
771

 
804