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Leases - Additional Information (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 29, 2024 Leases | Jul. 31, 2023 USD ($) SquareFeet | Mar. 31, 2021 | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Lease expiration date | Jun. 30, 2026 |  | Jun. 30, 2024 |  |  | Jun. 30, 2026 |  |  |
Lease option to extend |  |  |  |  |  | The Company exercised its option to extend the lease term through June 30, 2026, |  |  |
Lease, existence of option to extend |  |  |  |  |  | true |  |  |
Lease termination agreement | Leases | 2 |  |  |  |  |  |  |  |
Termination, description |  |  |  |  |  | The leases contain various termination options |  |  |
Operating lease, weighted average remaining lease term |  |  |  | 6 years 9 months 18 days |  | 6 years 9 months 18 days |  |  |
Operating lease, weighted average discount rate |  |  |  | 10.10% |  | 10.10% |  |  |
Operating lease costs |  |  |  | $ 600 | $ 500 | $ 1,800 | $ 800 |  |
Variable Lease, Cost |  |  |  | 0 |  | 200 |  |  |
Operating lease payments |  |  |  |  |  | 1,500 | $ 600 |  |
Operating lease liabilities |  |  |  | 11,036 |  | 11,036 |  |  |
Operating lease right-of-use assets |  |  |  | $ 9,918 |  | $ 9,918 |  |  | $ 11,509
Minimum |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Lease, remaining term |  |  |  | 1 year |  | 1 year |  |  |
Maximum |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Lease, remaining term |  |  |  | 7 years |  | 7 years |  |  |
Laboratory | Belgium |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Lease, term of contract |  |  | 3 years |  |  |  |  |  |
Office Space | Belgium |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Lease, term of contract |  |  | 3 years |  |  |  |  |  |
Neurocrine Biosciences, Inc. | Sublease Agreement |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Operating lease liabilities |  |  |  |  |  |  |  |  | 11,000
Operating lease right-of-use assets |  |  |  |  |  |  |  |  | $ 11,000
Neurocrine Biosciences, Inc. | Sublease Agreement | Office Space |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Number of rentable square feet | SquareFeet |  | 35,016 |  |  |  |  |  |  |
Sublease term commencing date |  | Jul. 21, 2023 |  |  |  |  |  |  |
Sublease term ending date |  | Jul. 31, 2031 |  |  |  |  |  |  |
Subleasing premises cost |  | $ 2,000 |  |  |  |  |  |  |
Subleasing premises percentage |  | 3.00% |  |  |  |  |  |  |
Subleased premises cost |  | $ 1,000 |  |  |  |  |  |  |
Letter of credit |  | $ 500 |  |  |  |  |  |  |
Security deposit made for letter of credit |  |  |  | $ 500 |  | $ 500 |  |  |
Encinitas Asset Group |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |
Operating lease liabilities |  |  |  |  |  |  |  | $ 900 |
Operating lease right-of-use assets |  |  |  |  |  |  |  | $ 800 |

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