CONDENSED CONSOLIDATED STATEMENTS OF CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' DEFICIT (UNAUDITED) - USD ($) $ in Thousands	Total	Series A-1 Convertible Preferred Stock	Series A-2 Convertible Preferred Stock	Series B Convertible Preferred Stock	Class A Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive (Loss) Income	Accumulated Deficit
Temporary Equity Beginning Balance at Dec. 31, 2020		$ 8,454	$ 7,680
Temporary Equity Beginning Balance, shares at Dec. 31, 2020		1,372,970	700,278
Beginning Balance at Dec. 31, 2020	$ (6,360)					$ 119	$ (8)	$ (6,471)
Beginning Balance, shares at Dec. 31, 2020					894,060
Stock-based compensation expense	188					188
Net loss	(6,636)							(6,636)
Foreign currency translation adjustment	26						26
Temporary Equity Ending Balance at Mar. 31, 2021		$ 8,454	$ 7,680
Temporary Equity Ending Balance, shares at Mar. 31, 2021		1,372,970	700,278
Ending Balance at Mar. 31, 2021	(12,782)					307	18	(13,107)
Ending Balance, shares at Mar. 31, 2021					894,060
Temporary Equity Beginning Balance at Dec. 31, 2021	165,176	$ 8,454	$ 44,639	$ 112,083
Temporary Equity Beginning Balance, shares at Dec. 31, 2021		1,372,970	3,939,069	7,234,766
Beginning Balance at Dec. 31, 2021	(32,082)					1,653	17	(33,752)
Beginning Balance, shares at Dec. 31, 2021					963,588
Stock-based compensation expense	815					815
Net loss	(18,246)							(18,246)
Foreign currency translation adjustment	(74)						(74)
Temporary Equity Ending Balance at Mar. 31, 2022	165,176	$ 8,454	$ 44,639	$ 112,083
Temporary Equity Ending Balance, shares at Mar. 31, 2022		1,372,970	3,939,069	7,234,766
Ending Balance at Mar. 31, 2022	$ (49,587)					$ 2,468	$ (57)	$ (51,998)
Ending Balance, shares at Mar. 31, 2022					963,588