CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Statement of Comprehensive Income [Abstract]
Net loss	$ (122,084)	$ (54,242)
Other comprehensive loss:
Holding gains (losses) arising during period, net of tax	609	(454)
Total comprehensive loss	$ (121,475)	$ (54,696)

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

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