Income Taxes - Schedule of Components of Income Tax Provision (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current:
Foreign	$ 1,114	$ 0	$ 0
Total current tax provision	1,114	0	0
Deferred
Foreign	0	0	(1,250)
Total deferred tax provision (benefit)	0	0	(1,250)
Total income tax provision (benefit)	$ 1,114	$ 0	$ (1,250)