Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating expenses:
Research and development	$ 168,930	$ 27,320
General and administrative	11,821	5,955
Total operating expenses	180,751	33,275
Loss from operations	(180,751)	(33,275)
Interest income, net	121	395
Other income, net	13	5
Net loss	$ (180,617)	$ (32,875)
Net loss per share, basic and diluted	$ (1.52)	$ (3.04)
Weighted-average shares outstanding, basic and diluted	119,131	10,820