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Other Items
 3 Months Ended
Mar. 31, 2017
Other Income and Expenses [Abstract]  
Other Items
Other Items
Net interest and other financial income (costs) was:
 
Three Months Ended 
 March 31,
(In millions)
2017
 
2016
Interest income
$
5

 
$
1

Interest expense
(163
)
 
(153
)
Interest capitalized
15

 
16

Other financial costs
(7
)
 
(6
)
Net interest and other financial income (costs)
$
(150
)
 
$
(142
)