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Leases - Additional Information (Detail) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 17, 2021 USD ($) | May 31, 2023 USD ($) ft² | Aug. 31, 2022 USD ($) | Feb. 28, 2021 | Sep. 30, 2016 ft² | Dec. 31, 2015 ft² | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Lessee Lease Description [Line Items] |  |  |  |  |  |  |  |
Lease option to extend |  |  |  |  |  |  |  | true
Lease option to termination |  |  |  |  |  |  |  | true
Right-of-use asset, net |  |  |  |  |  |  | $ 1,487,000 | $ 1,039,000
Operating lease liabilities |  |  |  |  |  |  | $ 1,613,000 |
Operating lease discount rate |  |  |  |  |  |  | 14.00% |
Operating lease expense |  |  |  |  |  |  | $ 743,000 |
Lease payments |  |  |  |  |  |  | 924,000 |
Future minimum lease payments under capital leases |  |  |  |  |  |  | $ 25,864,000 | $ 22,441,000
Waltham, Massachusetts [Member] |  |  |  |  |  |  |  |
Lessee Lease Description [Line Items] |  |  |  |  |  |  |  |
Operating lease term of contract |  |  |  |  | 5 years |  |  |
Area of leased property | ft² |  |  |  |  | 12,207 |  |  |
Lease Commencement Date | Mar. 01, 2022 |  |  |  | Mar. 01, 2017 |  |  |
Remaining lease term |  |  |  |  |  |  | 14 months |
Lease payments | $ 1,600,000 |  |  |  |  |  |  |
Lessee, Operating Lease, Option to Extend |  |  |  |  |  |  | On August 17, 2021, the Company signed a 36-month extension to the lease for the Waltham, MA office with aggregate payments of $1.6 million, with a lease commencement date of March 1, 2022. |
New York [Member] |  |  |  |  |  |  |  |
Lessee Lease Description [Line Items] |  |  |  |  |  |  |  |
Operating lease term of contract |  | 27 months | 36 years | 18 months |  | 62 months |  |
Area of leased property | ft² |  | 12,217 |  |  |  | 4,039 |  |
Lease Commencement Date |  | Jun. 01, 2023 | Sep. 01, 2022 | Mar. 01, 2021 |  | Jan. 01, 2016 |  |
Remaining lease term |  |  |  |  |  |  | 20 years |
Lease payments |  | $ 1,600,000 | $ 689,000 |  |  |  |  |

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- Definition Amount of lessee's undiscounted obligation for lease payments for finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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