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Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Deposits for manufacturing inventory |  | $ 1,041
Prepaid taxes | 433 | 544
Refundable value added taxes | 45 | 1,693
Prepaid – NRE |  | 350
Prepaid licenses and royalties | 366 | 552
Director and officer insurance | 250 | 770
Prepaid parts (direct buy) | 193 | 185
Other | 520 | 717
Prepaid expenses and other current assets, net | $ 1,807 | $ 5,852

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