Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue:
Total revenue	$ 2,514	$ 3,595
Operating expenses:
Research and development	55,210	213,115
General and administrative	15,608	23,252
Total operating expenses	70,818	236,367
Loss from operations	(68,304)	(232,772)
Other income (expense):
Interest expense	(2,918)	(2,264)
Other income (expense), net	492	(1,613)
Net loss	$ (70,730)	$ (236,649)
Basic and diluted net loss per common share (in Dollars per share)	$ (0.79)	$ (4.04)
Weighted average common shares outstanding used to calculate basic and diluted net loss per common share (in Shares)	89,236,429	58,533,637
License revenue
Revenue:
Total revenue	$ 2,514	$ 3,595