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Accrued Liabilities | 12 Months Ended
--- | ---
Dec. 31, 2020
Payables and Accruals [Abstract] |
Accrued Liabilities | ACCRUED LIABILITIES Accrued current liabilities consisted of the following (in thousands):
| At December 31,
| 2020 |  | 2019
Accrued legal and professional fees | $ | 149 |  |  | $ | 215 |
Accrued payroll and related benefits | 885 |  |  | 360 |
Accrued sales commissions | 95 |  |  | 32 |
Accrued restructuring | 11 |  |  | 24 |
Accrued warranty reserve | 227 |  |  | 195 |
Accrued liabilities | 45 |  |  | 186 |
Total accrued liabilities | $ | 1,412 |  |  | $ | 1,012 |

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- Definition The entire disclosure for accounts payable, accrued expenses, and other liabilities that are classified as current at the end of the reporting period. + References No definition available. + Details
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