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Supplemental Balance Sheet Information | 9 Months Ended
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Sep. 30, 2021
Supplemental Balance Sheet Information [Abstract] |
Supplemental Balance Sheet Information | Supplemental Balance Sheet Information Prepaid expenses and other current assets
| September 30, 2021 |  | December 31, 2020
Prepaid clinical, contract research and manufacturing costs | $ | 2,133 |  |  | $ | 2,336 |
Interest receivable | 27 |  |  | 161 |
Prepaid insurance | 40 |  |  | 694 |
Other | 1,109 |  |  | 1,040 |
Prepaid expenses and other current assets | $ | 3,309 |  |  | $ | 4,231 |
Property and equipment, net
| September 30, 2021 |  | December 31, 2020
Scientific equipment | $ | 6,136 |  |  | $ | 5,476 |
Leasehold improvements | — |  |  | 192 |
Computers and software | 60 |  |  | 46 |
Furniture and fixtures | 30 |  |  | 30 |
Construction in process | 318 |  |  | 119 |
Property and equipment, gross | 6,544 |  |  | 5,863 |
Less: accumulated depreciation | (2,373) |  |  | (1,740) |
Property and equipment, net | $ | 4,171 |  |  | $ | 4,123 |
Depreciation and amortization expense was $283 and $159 for the three months ended September 30, 2021 and 2020, respectively, and $829 and $494 for the nine months ended September 30, 2021 and 2020, respectively. Accrued expenses and other current liabilities
| September 30, 2021 |  | December 31, 2020
Accrued clinical, contract research and manufacturing costs | $ | 2,741 |  |  | $ | 1,372 |
Accrued payroll-related expenses | 1,388 |  |  | 1,158 |
Lease liability, current | 440 |  |  | 223 |
Accrued other expenses | 911 |  |  | 772 |
Accrued expenses and other current liabilities | $ | 5,480 |  |  | $ | 3,525 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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- Definition Supplemental Balance Sheet Information [Abstract] + References No definition available. + Details
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