Unaudited Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Collaboration revenue
Collaboration revenue	$ 7,391	$ 1,401	$ 10,557	$ 5,827
Expenses
Research and development	39,430	37,183	114,377	121,620
General and administrative	25,736	18,314	68,440	55,701
Depreciation	320	289	880	851
Total expenses	65,486	55,786	183,697	178,172
Other income (expense), net	(13,751)	(11,164)	(39,530)	(31,967)
Loss before taxes on income	(71,846)	(65,549)	(212,670)	(204,312)
Benefit from taxes on income	0	93	669	22,336
Net loss	$ (71,846)	$ (65,456)	$ (212,001)	$ (181,976)
Net loss per share—basic and diluted	$ (1.97)	$ (1.94)	$ (5.84)	$ (5.45)
Weighted-average number of common shares used in net loss per share basic and diluted	36,387,560	33,713,507	36,297,766	33,401,599
License and milestone
Collaboration revenue
Collaboration revenue	$ 5,529	$ 1,182	$ 7,127	$ 3,519
Other revenue
Collaboration revenue
Collaboration revenue	$ 1,862	$ 219	$ 3,430	$ 2,308