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Commitments and Contingencies - Additional Information (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2022 | Jan. 31, 2021 USD ($) ft² | Aug. 31, 2018 ft² Lease | Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Jun. 30, 2017 ft² | Jun. 30, 2015 ft²
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Number of noncancelable operating leases | Lease |  |  | 2 |  |  |  |  |  |
Rent expense |  |  |  | $ 366 | $ 578 | $ 1,559 | $ 1,619 |  |
Cranbury, New Jersey |  |  |  |  |  |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Area of operating lease property | ft² |  |  |  |  |  |  |  | 6,000 | 13,000
Operating lease expiration period | 2023-06 |  |  |  |  | 2022-06 |  |  |
Operating lease, existence of option to terminate [true false] | true |  |  |  |  |  |  |  |
Operating lease, option to terminate | In January 2022, the Company signed a lease extension for both leases for up to one additional year through June 2023, with the option to terminate upon 120 days of written notice, with an increase in base rent as per the lease extension |  |  |  |  |  |  |  |
Cranbury, New Jersey | Maximum |  |  |  |  |  |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Operating lease, renewal term | 1 year |  |  |  |  |  |  |  |
South Brunswick, New Jersey |  |  |  |  |  |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Area of operating lease property | ft² |  |  | 6,000 |  |  |  |  |  |
Operating lease expiration period |  |  | 2022-07 |  |  |  |  |  |
Operating lease, existence of option to terminate [true false] | true |  |  |  |  |  |  |  |
Operating lease, option to terminate | In January 2022, the Company signed a lease extension for up to one additional year through July 2023, with the option to terminate upon 120 days of written notice, with an increase in base rent as per the lease extension. |  |  |  |  |  |  |  |
South Brunswick, New Jersey | Maximum |  |  |  |  |  |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Operating lease, renewal term | 1 year |  |  |  |  |  |  |  |
Lexington, Massachusetts |  |  |  |  |  |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Operating lease expiration period |  |  | 2023-08 |  |  |  |  |  |
Princeton, New Jersey |  |  |  |  |  |  |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |  |  |  |  |  |  |
Operating lease, description |  |  |  |  |  | That lease term extends through 2032, has a five-year extension option, and replaced the Company’s two existing facilities as the Company’s headquarters in March 2023. |  |  |
Lease area of square feet | ft² |  | 50,581 |  |  |  |  |  |  |
Operating Leases, extended year |  | 2032 |  |  |  |  |  |  |
Operating leases, extension period |  | 5 years |  |  |  |  |  |  |
Operating lease, payments |  | $ 19,889 |  |  |  |  |  |  |
Operating leases extended month and year |  | 2032-05 |  |  |  |  |  |  |
Tenant improvement allowance |  | $ 4,046 |  |  |  |  |  |  |
Reimbursements received |  |  |  | $ 2,969 |  | $ 2,969 |  |  |

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