CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Product revenue, net	$ 560	$ 0	$ 1,123	$ 0
Costs and operating expenses:
Cost of revenue	227	0	495	0
Research and development	19,173	19,081	59,941	56,745
Selling, general and administrative	15,660	8,133	46,373	25,578
Gain on sale of non-financial asset (Note 17)	0	0	(105,000)	0
Total operating expense	35,060	27,214	1,809	82,323
Loss from operations	(34,500)	(27,214)	(686)	(82,323)
Other (expense) income, net:
Interest income	1,871	1,388	4,502	3,137
Interest expense	(2,414)	(1,634)	(6,464)	(3,891)
Change in fair value of warrant liability	(1,864)	25,164	4,596	743
Other income, net	226	17	475	342
Total other (expense) income, net	(2,181)	24,935	3,109	331
(Loss) income before provision for income taxes	(36,681)	(2,279)	2,423	(81,992)
Provision for income taxes	15	26	52	45
Net (loss) income	$ (36,696)	$ (2,305)	$ 2,371	$ (82,037)
Net loss per share attributable to common stockholders—basic	$ (0.18)	$ (0.01)	$ 0.01	$ (0.48)
Net loss per share attributable to common stockholders—diluted	$ (0.18)	$ (0.01)	$ 0.01	$ (0.48)
Weighted average shares of common stock outstanding—basic	200,865,276	196,987,827	200,434,027	170,751,244
Weighted average shares of common stock outstanding—diluted	200,865,276	196,987,827	200,611,232	170,751,244
Supplemental Income Statement Elements [Abstract]
Change in net unrealized gains on marketable debt securities	$ 45	$ 0	$ 5	$ 0
Comprehensive (loss) income	$ (36,651)	$ (2,305)	$ 2,376	$ (82,037)