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Acquisitions (Details) - USD ($) $ in Millions |  |  | 3 Months Ended
--- | --- | --- | ---
May 30, 2024 | Feb. 05, 2024 | Mar. 31, 2025
Escient |  |  |
Asset Acquisition [Line Items] |  |  |
Payments for asset acquisitions | $ 782.5 |  |
Xencor |  |  |
Asset Acquisition [Line Items] |  |  |
Payment to acquire license agreement |  |  | $ 12.5
Maximum | Xencor |  |  |
Asset Acquisition [Line Items] |  |  |
Uncured material breach, written notice period (in days) |  | 120 days |
Payment obligation breach, written notice period (in days) |  | 30 days |
Minimum | Xencor |  |  |
Asset Acquisition [Line Items] |  |  |
Advance written notice period (in days) |  | 90 days |
Development and Regulatory Milestones | Maximum | Xencor |  |  |
Asset Acquisition [Line Items] |  |  |
Additional milestone payments under the license agreement |  |  | 174.0
Commercialization Milestones | Maximum | Xencor |  |  |
Asset Acquisition [Line Items] |  |  |
Additional milestone payments under the license agreement |  |  | $ 50.0
Expiration period (in years) |  | 11 years |
MorphoSys AG |  |  |
Asset Acquisition [Line Items] |  |  |
Payment to acquire license agreement |  | $ 25.0 |

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