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Other Receivables and Prepaid Expenses (Schedule of Other Receivables and Prepaid Expenses) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Prepaid Expense and Other Assets [Abstract] |  |
Government institutions | $ 459 | $ 179
Prepaid expenses | 1,307 | 1,348
Other accounts receivable and prepaid expenses, Total | $ 1,766 | $ 1,527

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