CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Total revenue from contracts with customers	$ 8,828		$ 35,316
Total revenue	8,828	$ 7,332	35,316	$ 15,221
Operating expenses:
Research and development	93,926	49,119	174,042	87,703
General and administrative	25,252	22,587	47,364	38,701
Total operating expenses	119,178	71,706	221,406	126,404
Operating loss	(110,350)	(64,374)	(186,090)	(111,183)
Other income, net:
Interest income, net	7,122	7,130	14,325	12,047
Foreign exchange gains (loss)	(51,854)	9,519	(76,170)	18,053
Other expense	(1,265)		(3,031)
Total other income (loss), net	(45,997)	16,649	(64,876)	30,100
Net loss before income taxes	(156,347)	(47,725)	(250,966)	(81,083)
Income tax expense	1,871	2,317	3,726	3,415
Net loss	(158,218)	(50,042)	(254,692)	(84,498)
Other comprehensive loss:
Currency translation adjustment	50,733	(8,978)	73,838	(16,366)
Comprehensive loss	$ (107,485)	$ (59,020)	$ (180,854)	$ (100,864)
Net loss per share attributable to common stockholders:
Basic	$ (2.23)	$ (0.81)	$ (3.64)	$ (1.41)
Diluted	$ (2.23)	$ (0.81)	$ (3.64)	$ (1.41)
Weighted-average common shares outstanding:
Basic	71,096,937	61,851,260	69,996,121	59,968,338
Diluted	71,096,937	61,851,260	69,996,121	59,968,338
Commercial Material Revenue
Total revenue from contracts with customers			$ 13,331
Collaboration Revenue
Total revenue from contracts with customers	$ 8,828	$ 7,332	21,976	$ 15,221
Royalty Revenue
Total revenue from contracts with customers			$ 9