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License, Acquisitions and Other Agreements - Acquisitions (Details) - USD ($) |  |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
May 03, 2024 | May 01, 2024 | Jan. 07, 2024 | May 31, 2024 | Sep. 30, 2024 | Mar. 31, 2024 | Sep. 30, 2024 | Dec. 31, 2023
License and other agreements |  |  |  |  |  |  |  |
Success-based milestone payments, based on regulatory approval |  |  |  |  | $ 185,000,000 |  | $ 185,000,000 |
Additional regulatory milestone payments |  |  |  |  | 60,000,000 |  | 60,000,000 |
Forward contract liability |  |  |  |  | 69,030,000 |  | 69,030,000 | $ 0
Purchase Agreement, Knopp Amendment |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Common stock issued (shares) |  |  |  | 1,872,874 |  |  |  |
Issuance of common shares, net of offering costs |  |  |  | $ 65,981,000 |  |  |  |
Purchase Agreement, Knopp Amendment |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Number of securities called by warrants (shares) |  | 294,195 |  |  |  |  |  |
Exercise price of warrants (in dollars per share) |  | $ 67.98 |  |  |  |  |  |
Purchase Agreement, Knopp Amendment |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Issuance of common shares, net of offering costs |  | $ 75,000,000 |  |  |  |  |  |
Fair value first anniversary of execution period |  | 60 days |  |  |  |  |  |
Purchase Agreement, Knopp Amendment, 2025 Additional Consideration |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Fair value first anniversary of execution period | 60 days |  |  |  |  |  |  |
Common shares issuable, value | $ 75,000,000 |  |  |  |  |  |  |
Forward contract, current |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Forward contract liability | 75,220,000 |  |  |  |  |  |  |
Derivative Liability, 2024 Additional Consideration | Level 3 |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Change in fair value of forward contract and derivative liabilities in other income, net |  |  |  |  | 0 |  | 9,239,000 |
2024 Additional Consideration True-up |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Fair value |  |  |  |  | 0 |  | 0 |
2024 Additional Consideration True-up | Level 3 |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Fair value | 15,540,000 |  |  |  |  |  |  |
Change in fair value of forward contract and derivative liabilities in other income, net |  |  |  |  | 16,130,000 |  | $ 15,540,000 |
Forward Contract Liability, 2025 Addtional Consideration |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Fair value first anniversary of execution period |  |  |  |  |  |  | 60 days |
Common shares issuable, value |  |  |  |  |  |  | $ 75,000,000 |
Forward Contract Liability, 2025 Addtional Consideration | Level 3 |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Fair value |  | $ 63,940,000 |  |  |  |  |  |
Change in fair value of forward contract and derivative liabilities in other income, net |  |  |  |  | (3,940,000) |  | (5,090,000) |
2025 Additional Consideration True-up | Level 3 |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Fair value | $ 13,810,000 |  |  |  |  |  |  |
Change in fair value of forward contract and derivative liabilities in other income, net |  |  |  |  | (140,000) |  | 1,490,000 |
Pyramid Biosciences, Inc. |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Upfront payment of common shares, shares (in shares) |  |  | 255,794,000 |  |  |  |  |
Upfront payment of common shares, value |  |  | $ 10,894,000 |  |  |  |  |
Research and development |  |  |  |  |  | $ 5,689,000 |  |
Common shares issuable (in shares) |  |  |  |  |  | 98,129 |  |
Pyramid Biosciences, Inc. | Developmental And Regulatory Milestones, First Asset | Lead Asset |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Success-based payments |  |  |  |  | 5,000,000 |  | 5,000,000 |
Pyramid Biosciences, Inc. | Developmental And Regulatory Milestones, Second Asset | Second Asset |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Success-based payments |  |  |  |  | 30,000,000 |  | 30,000,000 |
Pyramid Biosciences, Inc. | Commercial Sales-Based Milestones |  |  |  |  |  |  |  |
License and other agreements |  |  |  |  |  |  |  |
Success-based payments |  |  |  |  | $ 40,000,000 |  | $ 40,000,000 |

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