Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Condensed Consolidated Statements of Comprehensive Income (Loss)
Net loss	$ (6,035)	$ (6,817)	$ (18,253)	$ (25,800)
Other comprehensive income (loss), net of tax:
Change in foreign currency translation adjustment	29	26	1	85
Comprehensive loss	$ (6,006)	$ (6,791)	$ (18,252)	$ (25,715)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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