Income Taxes - Schedule of components of income tax expense (benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Current tax expense:
Federal	$ (333)	$ (2,918)
State	51	42
Foreign	916	631
Total	634	(2,245)
Deferred tax expense:
Federal	0	(1,236)
State	0	(83)
Foreign	(1,486)	(220)
Total	(1,486)	(1,539)
Total income tax expense	$ (852)	$ (3,784)