Income Taxes - Schedule of Income Tax (Benefit) Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Current tax expense (benefit):
Federal	$ 0	$ 0
State and local	23	30
Foreign	87	(157)
Total current tax expense (benefit)	110	(127)
Deferred tax expense:
Federal	0	0
State and local	0	0
Foreign	(19)	65
Total deferred tax (benefit) expense	(19)	65
Total income tax expense (benefit)	$ 91	$ (62)