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Leases - Additional Information (Details) $ in Thousands | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 30, 2017 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Aug. 31, 2007 ft²
Lessee Lease Description [Line Items] |  |  |  |
Initial base rent | $ 1,000 |  |  |
Restricted cash |  | $ 329 | $ 329 |
Extended lease term | 2023-04 |  |  |
Office and Laboratory |  |  |  |
Lessee Lease Description [Line Items] |  |  |  |
Area of property | ft² |  |  |  | 22,343
Office furniture and fixtures |  |  |  |
Lessee Lease Description [Line Items] |  |  |  |
Lease initiation date |  | Apr. 30, 2020 |  |
Lease expiration date |  | Jun. 30, 2024 |  |
Certificate of Deposits |  |  |  |
Lessee Lease Description [Line Items] |  |  |  |
Restricted cash | $ 300 |  |  |
Letter of Credit |  |  |  |
Lessee Lease Description [Line Items] |  |  |  |
Secured debt obligations | $ 300 |  |  |

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