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Interest and other income/(expense), net
 12 Months Ended
Dec. 31, 2015
Nonoperating Income (Expense) [Abstract]  
Interest and other income/(expense), net
Interest and other income/(expense), net
The following table presents the detail of interest and other income/(expense), net, for the periods presented (in millions):
 
Year Ended December 31,
 
2015
 
2014
 
2013
Interest expense
$
(23
)
 
$
(23
)
 
$
(56
)
Interest income
52

 
27

 
19

Foreign currency exchange losses, net
(66
)
 
(87
)
 
(14
)
Other
6

 
(1
)
 
1

Interest and other income/(expense), net
$
(31
)
 
$
(84
)
 
$
(50
)