Revenue - Licensing, Royalties, and Other (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Revenue Recognition
Total revenue	$ 139,514	$ 666,655
Licensing, royalties, and other
Revenue Recognition
Total revenue	97,314	44,977
Database lock of an Existing Phase 2/3 clinical trial
Revenue Recognition
Upfront fee and milestones	500,000
Development, tech transfer, launch, and sales milestone payments	50,000
Sanofi \| Licensing, royalties, and other
Revenue Recognition
Total revenue	48,899	40,321
Sanofi \| Royalties
Revenue Recognition
Total revenue	3,521	0
Sanofi \| Upfront fee amortization
Revenue Recognition
Total revenue	12,106	19,912
Sanofi \| Milestones amortization
Revenue Recognition
Total revenue	5,551	9,143
Sanofi \| Cost reimbursements
Revenue Recognition
Total revenue	27,721	11,266
Pfizer \| Licensing, royalties, and other
Revenue Recognition
Total revenue	30,000	0
Serum \| Licensing, royalties, and other
Revenue Recognition
Total revenue	7,366	4,456
Other partners \| Licensing, royalties, and other
Revenue Recognition
Total revenue	$ 11,049	$ 200

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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