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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Prepaid Expense and Other Current Assets (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |
Prepaid expenses and other current assets | $ 2,888 | $ 2,962
Other Prepaid Expense, Current | 1,100 |
Deposits Assets | 500 | 1,100
Prepaid Inventory | $ 1,300 | $ 800

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