Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Condensed Consolidated Statements of Comprehensive Loss
Net loss	$ (44,224)	$ (21,702)	$ (96,725)	$ (34,999)
Other comprehensive income (loss):
Unrealized gains (losses) on available-for-sale securities	17	10	(17)	125
Total other comprehensive income (loss)	17	10	(17)	125
Comprehensive loss	$ (44,207)	$ (21,692)	$ (96,742)	$ (34,874)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.

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