Fair Value Measurements - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
Jun. 30, 2023	Dec. 31, 2025	Dec. 31, 2024
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Proceeds from Sale of Equity Securities, FV-NI		$ 0	$ 74,047
Realized gain on sale of equity securities		$ 0	$ 32,139
Vaxcyte, Inc. \| Vaxcyte Common Stock
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Number of shares held		0	0
Investment, Type [Extensible Enumeration]			Equity Securities [Member]
Proceeds from Sale of Equity Securities, FV-NI			$ 74,000
Issuance of common stock to Ipsen Biopharmaceuticals, Inc. (USA) under the Ipsen Investment Agreement, Shares			667,780
Realized gain on sale of equity securities			$ 32,100
Blackstone Life Sciences \| Royalty \| 2015 License Agreement
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Revenue interest percentage	4.00%	4.00%

Revenue interest percentage.

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Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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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.

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Number of shares of investment owned.

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Indicates type of investment. Includes, but is not limited to, common stock, preferred stock, convertible security, fixed income security, government security, option purchased, warrant, loan participation and assignment, commercial paper, bankers' acceptance, certificates of deposit, short-term security, repurchase agreement, and other investment company.

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Amount of cash inflow from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as investing activity.

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Number of new stock issued during the period.

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