Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating expense
Research and development	$ 14,112	$ 3,693
General and administrative	2,500	1,816
Total operating expense	16,612	5,509
Loss from operations	(16,612)	(5,509)
Other income (expense)
Interest income	19	27
Interest expense	(990)	(4)
Change in fair value of warrant liabilities	(1,533)	654
Total other income (expense)	(2,504)	677
Net loss and comprehensive loss	$ (19,116)	$ (4,832)
Net loss per share basic and diluted	$ (0.28)	$ (0.14)
Weighted average common shares outstanding basic and diluted loss	69,053,332	34,115,193