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Other Assets and Liabilities - Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Other Liabilities Disclosure [Abstract] |  |
Prepaid and other expenses | $ 1,523 | $ 3,179
Guarantee from Armistice | 276 | 279
Other | 228 | 271
Income tax receivable | 69 | 29,097
Total | $ 2,096 | $ 32,826

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