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Summary of Significant Accounting Policies - License Agreements - RareStone (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Dec. 31, 2021 USD ($) item | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Jun. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2021 USD ($) item | Mar. 31, 2022 USD ($)
Significant Agreements |  |  |  |  |  |  |  |  |  |  |
Equity issued in conjunction with license agreement |  |  | $ 18,716,000 |  |  |  |  |  |  |  |
RareStone Group Ltd. | License agreement |  |  |  |  |  |  |  |  |  |  |
Significant Agreements |  |  |  |  |  |  |  |  |  |  |
Number of performance obligations | item |  |  |  |  |  |  |  |  |  | 2 |
License agreement commercial manufacturing supply discount |  |  |  |  |  |  | $ 1,286,000 |  | $ 1,286,000 |  |
Realized loss on RareStone equity |  |  |  |  | $ 1,040,000 | $ 1,040,000 |  |  |  |  |
Loss on RareStone equity investment |  |  |  |  |  | 300,000 |  |  |  |  |
Upfront consideration |  |  |  |  |  |  |  |  |  | $ 8,040,000 |
Contract with customer liability revenue recognized |  | $ 0 |  | $ 0 |  |  | $ 0 | $ 0 |  |  |
Number of independent sub studies in patients | item | 4 |  |  |  |  |  |  |  |  |  |
Upfront payment | $ 7,000,000 |  |  |  |  |  |  |  |  | 7,000,000 |
Equity issued in conjunction with license agreement | 1,077,586 |  |  |  |  |  |  |  |  |  |
Equity recorded at fair value |  |  |  |  |  | $ 1,040,000 |  |  |  |  | $ 2,440,000
Aggregate payment upon achievement of development and commercial milestones | $ 62,500,000 |  |  |  |  |  |  |  |  | $ 62,500,000 |

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