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Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |
Prepaid expenses | $ 131 | $ 340
Employee Retention Credit receivable | 316 | 316
Other current assets | 90 | 164
Prepaid software licenses | 112 | 261
Prepaid expenses and other current assets | $ 649 | $ 1,081

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