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Other, Net
12 Months Ended
Dec. 31, 2018
Other Income and Expenses [Abstract]  
Other, Net
9. Other, Net
Other, net is comprised of foreign currency transaction losses of $3.7 million and $2.6 million for the years ended December 31, 2018 and 2017, respectively, and foreign currency transaction gains of $4.1 million for the year ended December 31, 2016.