Rendering

Component: (Network and Table)
Network
1036 - Disclosure - Inventories (Tables)
(http://www.alcoa.com/taxonomy/role/NotesToFinancialStatementsInventoryDisclosureTextBlockTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001675149 (http://www.sec.gov/CIK)
Inventory Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Inventory Disclosure [Abstract]
 
Schedule of Inventory Components
December 31,    2016     2015  

Finished goods

    $ 226     $ 168  

Work-in-process

      220       206  

Bauxite and alumina

      429       445  

Purchased raw materials

      363       385  

Operating supplies

      137       140  

LIFO reserve

      (215 )      (172 ) 
     $ 1,160     $ 1,172