Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating expenses:
Research and development	$ 5,862	$ 2,905	$ 10,278	$ 7,609
General and administrative	3,125	2,166	5,891	4,798
In-process R&D	0	50,618	0	50,618
Total operating expenses	8,987	55,689	16,169	63,025
Loss from operations	(8,987)	(55,689)	(16,169)	(63,025)
Other income (expense), net	493	(102)	513	(185)
Loss before income tax expense	(8,494)	(55,791)	(15,656)	(63,210)
Income tax expense	0	(13)	0	(13)
Net loss	$ (8,494)	$ (55,804)	$ (15,656)	$ (63,223)
Net loss per share - basic and diluted (in dollars per share)	$ (0.08)	$ (1.07)	$ (0.16)	$ (1.23)
Basic and diluted weighted average shares outstanding (in shares)	100,947	51,913	100,903	51,582
Other comprehensive loss:
Net loss	$ (8,494)	$ (55,804)	$ (15,656)	$ (63,223)
Unrealized loss on marketable securities	(512)	0	(512)	0
Comprehensive loss	$ (9,006)	$ (55,804)	$ (16,168)	$ (63,223)