Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenue:
License and collaboration revenue	$ 152,522
Total revenue	152,522
Operating expenses:
Research and development expenses	21,096	$ 11,643
General and administrative expenses	10,615	7,046
Total operating expenses	31,711	18,689
Income (loss) from operations	120,811	(18,689)
Other income and expenses:
Grant income	491	4,915
Research and development tax credits	254
Other (expense) income, net	(2,023)	240
Income (loss) before income taxes	119,533	(13,534)
Income tax expense	(49,951)
Net income (loss)	$ 69,582	$ (13,534)
Basic net income (loss) per common share	$ 1.96	$ (0.39)
Diluted net income (loss) per common share	$ 1.82	$ (0.39)
Weighted-average common shares outstanding - basic	35,493,272	35,086,662
Weighted-average common shares outstanding - diluted	38,135,957	35,086,662
Net income (loss)	$ 69,582	$ (13,534)
Foreign currency translation adjustments	(550)	(305)
Comprehensive income (loss)	$ 69,032	$ (13,839)