Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating expenses:
Research and development (includes related party amounts of $2,123 and $4,933, respectively)	$ 71,441	$ 72,338
General and administrative (includes related party amounts of $0 and $18, respectively)	100,999	62,742
Total operating expenses	172,440	135,080
Loss from operations	(172,440)	(135,080)
Other income (expense):
Interest income	2,132	41
Interest expense	(27,305)	(6,788)
Other expense	(110)	(2,056)
Total other expense	(25,283)	(8,803)
Net loss and comprehensive loss	$ (197,723)	$ (143,883)
Net loss per share, basic	$ (5.05)	$ (3.89)
Net loss per share, diluted	$ (5.05)	$ (3.89)
Weighted-average shares of common stock outstanding, basic	39,118,215	37,002,959
Weighted-average shares of common stock outstanding, diluted	39,118,215	37,002,959