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Interest Income and Other (Tables)
 12 Months Ended
Dec. 31, 2018
Other Income and Expenses [Abstract]  
Schedule of Interest Income and Other
The table below presents the components of “Interest income and other” as shown on the Consolidated Statements of Comprehensive Income.
 
Year Ended December 31,
Interest Income and Other
2018
 
2017
 
2016
Interest income
$
5,448

 
$
3,968

 
$
4,420

Foreign exchange transaction gains (losses), net
261

 
(77
)
 
4,937

Other
(732
)
 
(139
)
 
1,109

Total
$
4,977

 
$
3,752

 
$
10,466