Collaborative, Licensing and Other Arrangements - Schedule of Recognized Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Other Revenue
Other Revenue	$ 1,513,438	$ 1,117,279
Other Revenue
Other Revenue
Other Revenue	26,109	8,749
Other Revenue \| Novartis
Other Revenue
Other Revenue	26,109	8,749
Amgen royalty revenue \| Novartis
Other Revenue
Other Revenue	18,297	5,519
Novartis broad markets revenue \| Novartis
Other Revenue
Other Revenue	5,263	3,522
Other \| Novartis
Other Revenue
Other Revenue	$ 2,549	$ (292)

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details