Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating expenses:
Research and development	$ 71,289	$ 87,815
General and administrative	28,533	31,919
Total operating expenses	99,822	119,734
Loss from operations	(99,822)	(119,734)
Other income (expense):
Interest income	24,611	7,448
Investment advisory fees	(949)	(872)
Change in fair value of warrants liability	497	10,187
Realized loss on marketable securities	(139)	(1,228)
Total other income (expense), net	24,020	15,535
Loss before income taxes	(75,802)	(104,199)
Provision for income taxes	0	0
Net loss	$ (75,802)	$ (104,199)
Net loss per share attributable to common stockholders, basic	$ (0.35)	$ (0.48)
Net loss per share attributable to common stockholders, diluted	$ (0.35)	$ (0.48)
Weighted average common shares outstanding, basic	218,880	216,721
Weighted average common shares outstanding, diluted	218,880	216,721
Comprehensive loss:
Net Income (Loss)	$ (75,802)	$ (104,199)
Other comprehensive loss, net of taxes:
Change in unrealized gain (loss) on available-for-sale securities, net	5,707	(4,341)
Comprehensive loss	$ (70,095)	$ (108,540)