Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenues	$ 7,140,000	$ 0	$ 15,742,000	$ 0
Cost of revenues (exclusive of depreciation and amortization shown separately below)	6,340,000	0	14,114,000	0
Operating expenses
Research and development	4,927,000	3,732,000	15,398,000	8,717,000
General and administrative	7,633,000	5,834,000	23,908,000	16,769,000
Depreciation and amortization	386,000	180,000	1,021,000	488,000
Total operating expenses	12,946,000	9,746,000	40,327,000	25,974,000
Loss from operations	(12,146,000)	(9,746,000)	(38,699,000)	(25,974,000)
Other income (expenses)
Interest income (expenses)	(1,130,000)	2,309,000	4,308,000	6,077,000
Gain in fair value of derivatives	126,000	1,129,000	620,000	1,725,000
Gain (loss) in fair value of warrants liability	22,815,000	(1,419,000)	27,438,000	15,610,000
Gain in fair value of earnout liability	18,757,000	15,147,000	39,137,000	63,561,000
Other income, net	2,603,000	879,000	1,655,000	1,577,000
Total other income, net	43,171,000	18,045,000	73,158,000	88,550,000
Net income before income tax expenses	31,025,000	8,299,000	34,459,000	62,576,000
Income tax expenses	(94,000)	0	(223,000)	0
Net income	30,931,000	8,299,000	34,236,000	62,576,000
Other comprehensive income (loss)
Unrealized gain (loss) on marketable securities, net of tax	1,593,000	(1,403,000)	4,507,000	(10,783,000)
Foreign currency translation adjustment, net of tax	(4,176,000)	(7,253,000)	(784,000)	(8,061,000)
Total comprehensive income (loss)	$ 28,348,000	$ (357,000)	$ 37,959,000	$ 43,732,000
Net income per share, basic (in dollars per share)	$ 0.22	$ 0.06	$ 0.25	$ 0.46
Net income per share, diluted (in dollars per share)	$ 0.22	$ 0.06	$ 0.24	$ 0.44
Weighted-average common shares outstanding, basic (in shares)	139,806,045	138,061,829	139,374,106	137,348,180
Weighted-average common shares outstanding, diluted (in shares)	142,703,550	142,197,014	142,872,174	142,134,560