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Details Of Certain Accounts - Other Non-Current Liabilities (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Deferred revenue | $ 191 | $ 476
Other | 201 | 499
Total other non-current liabilities | $ 392 | $ 975

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