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Equity-based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of Equity-based Compensation Expenses | The following table summarizes equity‑based compensation expense within the Company’s consolidated statements of operations and comprehensive loss for the three and six months ended June 30, 2022 and 2021 (in thousands):
|  | Three Months Ended June 30, |  |  |  | Six Months Ended June 30, |
|  | 2022 |  |  | 2021 |  |  |  | 2022 |  |  | 2021 |
Research and development |  | $ | 378 |  |  | $ | 359 |  |  |  | $ | 753 |  |  | $ | 774 |
General and administrative |  |  | 599 |  |  |  | 517 |  |  |  |  | 1,114 |  |  |  | 979 |
|  | $ | 977 |  |  | $ | 876 |  |  |  | $ | 1,867 |  |  | $ | 1,753 |
Schedule of Equity-based Compensation Expenses by Award Type | The following table summarizes equity‑based compensation expense by type of award for the three and six months ended June 30, 2022 and 2021 (in thousands):
|  | Three Months Ended June 30 |  |  |  | Six Months Ended June 30, |
|  | 2022 |  |  | 2021 |  |  |  | 2022 |  |  | 2021 |
Stock options |  | $ | 845 |  |  | $ | 800 |  |  |  | $ | 1,665 |  |  | $ | 1,499 |
Restricted stock awards |  |  | 113 |  |  |  | 62 |  |  |  |  | 166 |  |  |  | 234 |
ESPP |  |  | 19 |  |  |  | 14 |  |  |  |  | 36 |  |  |  | 20 |
|  | $ | 977 |  |  | $ | 876 |  |  |  | $ | 1,867 |  |  | $ | 1,753 |

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- Definition Tabular disclosure of share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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