CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (12,968)	$ (1,916)
Foreign currency translation adjustments related to continuing operations	75	(22)
Comprehensive loss	$ (12,893)	$ (1,938)

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

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