Goodwill and Intangible assets - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Goodwill and Intangible Assets [Line Items]
Goodwill	$ 16,937,000	$ 16,937,000
Goodwill impairment loss	$ 0	$ 0	$ 0
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]	Research and development	Research and development	Research and development
Humabs
Schedule of Goodwill and Intangible Assets [Line Items]
IPR&D	$ 6,500,000	$ 21,100,000
Impairment of indefinite-lived intangible assets	14,600,000	9,700,000	$ 0
Research and Development Expense
Schedule of Goodwill and Intangible Assets [Line Items]
Amortization expense of intangible assets	$ 300,000	$ 500,000	$ 500,000