Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating expenses:
Research and development (includes related party amounts of $1,430 and $939 respectively)	$ 17,660	$ 20,580
General and administrative (includes related party amounts of $0 and $16, respectively)	20,246	13,004
Total operating expenses	37,906	33,584
Loss from operations	(37,906)	(33,584)
Other income (expense):
Interest income	7	14
Interest expense	(2,759)	(1,272)
Other (expense)	(7)	(1)
Total other (expense)	(2,759)	(1,259)
Net loss and comprehensive loss	$ (40,665)	$ (34,843)
Net loss per share, basic and diluted	$ (1.07)	$ (0.96)
Weighted-average shares of common stock outstanding, basic and diluted	38,036,960	36,298,968