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Debt (Tables) | 3 Months Ended
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Mar. 31, 2022
Debt Disclosure [Abstract] |
Summary of Interest Expense | The following table sets forth interest expense for our various debt obligations included on the condensed consolidated statements of operations and comprehensive loss:
| Three Months Ended March 31, |  |
| 2022 |  | 2021 |  |  |  |
2021 Promissory Note | $ | 178 |  |  | $ | — |  |  |  |  |
2020 Convertible Notes | — |  |  | 452 |  |  |  |  |
Accretion of debt discount - issuance costs | 155 |  | 620 |  |  |  |
Accretion of debt discount - warrants | — |  | 1,029 |  |  |  |
All other debt and financing obligations | 48 |  | 118 |  |  |  |
Total | $ | 381 |  |  | $ | 2,219 |  |  |  |  |

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- Definition Tabular disclosure of interest income and expense, including, but not limited to, interest income and expense from investments, loans, and securities. + References No definition available. + Details
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