Unaudited Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Collaboration revenue
Collaboration revenue	$ 944	$ 1,353
Expenses
Research and development	34,880	47,653
General and administrative	20,704	20,787
Depreciation	274	278
Total expenses	55,858	68,718
Other income (expense), net	(12,556)	(3,814)
Loss before taxes on income	(67,470)	(71,179)
Benefit from (provision for) taxes on income	15	22,240
Net loss	$ (67,455)	$ (48,939)
Net loss per share—basic and diluted	$ (1.86)	$ (1.47)
Weighted-average number of common shares used in net loss per share basic and diluted	36,203,631	33,222,085
License and milestone
Collaboration revenue
Collaboration revenue	$ 795	$ 1,169
Other revenue
Collaboration revenue
Collaboration revenue	$ 149	$ 184