Common Stock - Summary of Stock-Based Compensation (Details) - Stock Options - USD ($) $ in Thousands |
3 Months Ended | |
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Mar. 31, 2022 |
Mar. 31, 2021 |
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| Stock-based compensation | $ 1,811 | $ 1,310 |
| Research and Development | ||
| Stock-based compensation | 872 | 619 |
| General and Administrative | ||
| Stock-based compensation | $ 939 | $ 691 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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