Income Taxes - Income (Loss) Before Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Domestic	$ (13,202)	$ (33,991)	$ (40,963)
Foreign	4,641	3,218	(20,051)
LOSS BEFORE INCOME TAX EXPENSE (BENEFIT)	$ (8,561)	$ (30,773)	$ (61,014)