XML 81 R68.htm IDEA: XBRL DOCUMENT v3.10.0.1
Inventories - Inventory Disclosure (Detail) - USD ($)
$ in Millions
Sep. 30, 2018
Dec. 31, 2017
Inventory Disclosure [Abstract]    
Raw materials $ 622 $ 527
Semi-finished products 829 796
Finished products 441 356
Supplies and sundry items 58 59
Total $ 1,950 $ 1,738