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Interest Expense and Other (Tables) | 12 Months Ended
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Dec. 31, 2021
Other Income and Expenses [Abstract] |
Schedule of Interest Expense and Other | Interest expense and other for the years ended December 31, 2021 and 2020 consisted of the following (in thousands):
|  | Year ended December 31, |
|  | 2021 |  |  | 2020 |
Interest on term loan debt |  | $ | 630 |  |  | $ | 200 |
Interest on PPP loan |  |  | 11 |  |  |  | 16 |
Interest on convertible note |  |  | 700 |  |  |  | 359 |
Amortization of debt issuance costs |  |  | 725 |  |  |  | 97 |
Amortization of debt discount |  |  | 752 |  |  |  | 830 |
Amortization of premiums on marketable securities, net |  |  | 456 |  |  |  | — |
Common stock purchase agreement costs |  |  | 1,583 |  |  |  | — |
Interest expense and other |  | $ | 4,857 |  |  | $ | 1,502 |

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- Definition Tabular disclosure of the detailed components of other nonoperating expenses. This disclosure may include methodology, assumptions and amounts for : (a) losses on securities (net of profits) and (b) miscellaneous income deductions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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