Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Operating expenses:
Research and development	$ 2,905	$ 2,985	$ 7,609	$ 6,556
General and administrative	2,166	2,085	4,798	4,345
In-process R&D	50,618	0	50,618	0
Total operating expenses	55,689	5,070	63,025	10,901
Loss from operations	(55,689)	(5,070)	(63,025)	(10,901)
Other expense, net	(102)	(471)	(185)	(1,026)
Loss before income tax expense	(55,791)	(5,541)	(63,210)	(11,927)
Income tax expense	(13)	(16)	(13)	(32)
Net loss	$ (55,804)	$ (5,557)	$ (63,223)	$ (11,959)
Net loss per share - basic and diluted	$ (1.07)	$ (0.41)	$ (1.23)	$ (1.16)
Basic and diluted weighted average shares outstanding	51,913	13,603	51,582	10,335