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Other Expense, Net
 9 Months Ended
Sep. 30, 2019
Other Income and Expenses [Abstract]  
Other Expense, Net Other Expense, Net

Third quarter ended

Nine months ended
 
September 30,

September 30,

2019

2018

2019
 
2018
Non-service related net periodic benefit cost
$
30

 
$
27

 
$
88

 
$
83

Interest income
(5
)
 
(6
)
 
(21
)
 
(16
)
Foreign currency losses, net
7

 
6

 
3

 
20

Net loss from asset sales
2

 
2

 
6

 
7

Other, net
(3
)
 
(21
)
 
16

 
(25
)
 
$
31

 
$
8

 
$
92

 
$
69


For the third quarter and nine months ended September 30, 2018, Other, net included a benefit from establishing a tax indemnification receivable of $29 reflecting Alcoa Corporation’s 49% share of a Spanish tax reserve (see Note R).