Rendering

Component: (Network and Table)
Network
1125 - Disclosure - Other Financial Information - Schedule of Other (Income) Expenses, Net (Detail)
(http://www.alcoa.com/taxonomy/role/DisclosureOtherFinancialInformationScheduleOfOtherIncomeExpensesNet)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001675149 (http://www.sec.gov/CIK)
Other Income and Expenses [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Other Income and Expenses [Abstract]
 
 
 
Equity loss
70,000,000  
89,000,000  
94,000,000  
Foreign currency losses (gains), net
8,000,000  
(39,000,000) 
(16,000,000) 
Net gain from asset sales
(164,000,000) 
(32,000,000) 
(34,000,000) 
Net loss on mark-to-market derivative contracts
9,000,000  
26,000,000  
13,000,000  
Other, net
(12,000,000) 
(2,000,000) 
1,000,000  
Other (income) expenses, net
(89,000,000) 
 
42,000,000  
 
58,000,000