Income Taxes - Components of Loss Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax [Line Items]
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	$ (96,925)	$ (103,855)	$ (171,264)
Domestic
Income Tax [Line Items]
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	(93,540)	(97,313)	(167,990)
Foreign
Income Tax [Line Items]
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	$ (3,385)	$ (6,542)	$ (3,274)