Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net loss	$ (72,911)	$ (95,751)	$ (74,904)
Other comprehensive income (loss):
Change in unrealized gain or loss, net of $0, $0, and $0 tax expense in 2019, 2018 and 2017, respectively	1,173	(179)	(9)
Realized gain reclassified into earnings, net of tax	(62)	(1)	(1)
Comprehensive loss	$ (71,800)	$ (95,931)	$ (74,914)