Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Loss from continuing operations	$ (45,241)	$ (11,160)	$ (118,771)	$ (39,177)
Income from discontinued operations, net of tax	0	117	0	44,583
Net (loss) income	(45,241)	(11,043)	(118,771)	5,406
Other comprehensive (loss) income:
Foreign currency translation adjustment	(40)	36	(168)	154
Comprehensive (loss) income	$ (45,281)	$ (11,007)	$ (118,939)	$ 5,560