Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue:
Total revenue	$ 1,036	$ 1,036	$ 2,072	$ 1,522
Operating expenses:
Research and development	26,438	63,012	43,658	122,946
General and administrative	3,949	8,076	8,294	13,024
Total operating expenses	30,387	71,088	51,952	135,970
Loss from operations	(29,351)	(70,052)	(49,880)	(134,448)
Other expense:
Interest expense	(768)	(746)	(1,502)	(765)
Other expense, net	(30)	(5)	(45)	(1,157)
Net loss	$ (30,149)	$ (70,803)	$ (51,427)	$ (136,370)
Basic and diluted net loss per common share (in Dollars per share)	$ (0.43)	$ (1.2)	$ (0.75)	$ (2.45)
Weighted average common shares outstanding used to calculate basic and diluted net loss per common share (in Shares)	70,670,971	58,843,567	68,137,762	55,735,008
License revenue
Revenue:
Total revenue	$ 1,036	$ 1,036	$ 2,072	$ 1,522