Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue:
Revenue	$ 233,662	$ 2,785	$ 6,689
Costs and expenses:
Cost of revenue	14,131	265	790
Research and development:
Noncash compensation	13,010	13,224	24,047
Other research and development	63,182	112,128	198,532
Total research and development	76,192	125,352	222,579
Selling, general and administrative:
Noncash compensation	24,923	5,961	37,227
Other selling, general and administrative	97,783	64,046	90,863
Total selling, general and administrative	122,706	70,007	128,090
Total costs and expenses	213,029	195,624	351,459
Operating income (loss)	20,633	(192,839)	(344,770)
Other expense (income):
Interest expense	12,615	10,191	5,638
Other income	(5,044)	(4,695)	(2,307)
Total other expense (income), net	7,571	5,496	3,331
Net income (loss) before taxes	13,062	(198,335)	(348,101)
Income taxes	390	0	0
Net income (loss)	$ 12,672	$ (198,335)	$ (348,101)
Net income (loss) per common share:
Basic (in dollars per share)	$ 0.09	$ (1.46)	$ (2.63)
Diluted (in dollars per share)	$ 0.09	$ (1.46)	$ (2.63)
Weighted-average shares outstanding:
Basic (in shares)	141,955,112	135,411,258	132,222,753
Diluted (in shares)	148,508,465	135,411,258	132,222,753
Product [Member]
Revenue:
Revenue	$ 92,005	$ 2,633	$ 6,537
License [Member]
Revenue:
Revenue	$ 141,657	$ 152	$ 152