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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2021
Income Tax Disclosure [Abstract] |
Schedule of Tax Effects of Temporary Differences and Deferred Tax Assets and Liabilities | The income tax effect of temporary differences that give rise to deferred tax assets and (liabilities) consist of the following (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Deferred tax assets: |  |  |  |  |  |
Net operating loss carryforwards |  | $ | 35,186 |  |  | $ | 22,208 |
Deferred compensation |  |  | 1,812 |  |  |  | 899 |
Research and development credits |  |  | 1,497 |  |  |  | 1,071 |
Operating lease liability |  |  | 405 |  |  |  | 138 |
Provision for bad debt |  |  | 163 |  |  |  | 75 |
Provision for excess and obsolete inventories |  |  | 28 |  |  |  | 282 |
Other |  |  | 104 |  |  |  | 19 |
Gross deferred tax assets |  |  | 39,195 |  |  |  | 24,692 |
Less: Valuation allowance |  |  | (38,804 | ) |  |  | (24,543 | )
Deferred tax assets, net of valuation allowance |  |  | 391 |  |  |  | 149 |
Operating lease right-of-use assets |  |  | (391 | ) |  |  | (135 | )
Fixed Assets |  |  | — |  |  |  | (14 | )
Deferred tax liabilities: |  |  | (391 | ) |  |  | (149 | )
Net deferred tax assets |  | $ | — |  |  | $ | — |
Schedule of Income Tax Provision | he Company’s income tax provision for the years ended December 31, 2021 and 2020, consists of the following (in thousands): Current
|  | December 31, |
|  | 2021 |  |  | 2020 |
Federal |  | $ | — |  |  | $ | 6 |
Foreign |  |  | 16 |  |  |  | — |
State |  |  | 172 |  |  |  | 41 |
Provision (benefit) for income taxes |  | $ | 188 |  |  | $ | 47 |
Summery statutory federal income tax rate | The reconciliation of the statutory federal income tax rate to the Company’s effective tax rate is as follows (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Tax at statutory federal rate |  |  | 21 | % |  |  | 21 | %
State tax, net of federal benefit |  |  | 5 | % |  |  | 5 | %
Research and development credit |  |  | 1 | % |  |  | 1 | %
Change in valuation allowance |  |  | (24 | )% |  |  | (27 | )%
Other |  |  | (3 | )% |  |  | — |
Effective tax rate |  |  | — |  |  |  | — |
Schedule of Unrecognized Tax Benefits Roll Forward | The following table summarizes the activity related to the unrecognized tax benefits (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Unrecognized tax benefits at the beginning of the year |  | $ | 417 |  |  | $ | 304 |
Additions based on tax positions related to the current year |  |  | 163 |  |  |  | 113 |
Additions for tax positions of prior years |  |  | — |  |  |  | — |
Unrecognized tax benefits at the end of the year |  | $ | 580 |  |  | $ | 417 |

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