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Fair Value Measurements - Additional Information (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2024 USD ($) | Jun. 30, 2025 USD ($) position | Dec. 31, 2024 USD ($) | May 08, 2024 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Positions that were in unrealized loss positions | position |  | 7 |  |
Impairment charge |  | $ 0 |  |
Remaining contractual maturities of available-for-sale securities |  | 1 year |  |
Average maturity of investments upon acquisition |  | 6 months |  |
Novartis Institutes | Surface Acquisition |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Impairment charge | $ 10,600 |  |  |
Royalty Fee Derivative Liability |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Fair value of the Royalty Fee Derivative |  | $ 1,500 | $ 13,600 | $ 9,200

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