Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Class A Common Stock [Member]	Class B Common Stock [Member]	Class C Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit [Member]	Noncontrolling Interest [Member]
Beginning balance, value at Dec. 31, 2021	$ 351,972	$ 5	$ 5	$ 8	$ 171,155	$ (433)	$ (70,461)	$ 251,693
Beginning balance, shares at Dec. 31, 2021		51,730,904	51,636,922	78,163,078
Stock-based compensation	9,346				8,190			1,156
Issuance of common stock, net of issuance costs	102,769	$ 2			53,503			49,264
Issuance of common stock, net of issuance costs, Shares		18,134,386
Issuance of equity under employee stock plan		1,595,165	(1,595,165)
Issuance of equity under employee stock plan	73				2,408			(2,335)
Vesting of restricted stock units	(417)				19			(436)
Vesting of restricted stock, Shares		358,271
Warrant exercise	16				109			(93)
Warrants exercise, Shares		1,200
Deconsolidation of subsidiary	(525)					726		(1,251)
Foreign currency translation adjustments	(295)					(64)		(231)
Net loss	(103,113)						(31,640)	(71,473)
Ending balance, value at Dec. 31, 2022	359,826	$ 7	$ 5	$ 8	235,384	229	(102,101)	226,294
Ending balance, shares at Dec. 31, 2022		71,819,926	50,041,757	78,163,078
Stock-based compensation	13,289				12,631			658
Issuance of common stock, net of issuance costs	63,767	$ 1			36,892			26,874
Issuance of common stock, net of issuance costs, Shares		14,027,909
Issuance of equity under employee stock plan		3,639,645
Issuance of equity under employee stock plan	225	$ 1			3,699			(3,475)
Vesting of restricted stock units	(865)				(202)			(663)
Vesting of restricted stock, Shares		673,829
Foreign currency translation adjustments	(6)					(2)		(4)
Net loss	(222,677)						(87,561)	(135,116)
Ending balance, value at Dec. 31, 2023	$ 213,559	$ 9	$ 5	$ 8	$ 288,404	$ 227	$ (189,662)	$ 114,568
Ending balance, shares at Dec. 31, 2023		90,161,309	50,041,757	78,163,078