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Commitments and Contingencies (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Manufacturing commitments
Non-cancelable purchase commitments	$ 175,704
Amount of purchase commitment obligation due within one year	46,924
Research and development	96,853	$ 111,623	$ 76,097
Abiprubart
Manufacturing commitments
Research and development	2,500
PSOs
Long-term incentive plan
Performance cash award expense	0
2018 Plan | PSOs
Long-term incentive plan
Estimated amount of cash award in the event performance goals are achieved	$ 23,118

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Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Other employee benefit expense includes, but is not limited to, service component of net periodic benefit cost for defined benefit plan. Excludes compensation cost in cost of good and service sold.

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Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity.

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