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SCHEDULE OF EQUITY COMPENSATION (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Equity compensation expense | $ 446 | $ 749 | $ 1,038 | $ 5,294
Selling, General and Administrative Expenses [Member] |  |  |  |
Equity compensation expense | 282 | 651 | 709 | 4,922
Research and Development Expense [Member] |  |  |  |
Equity compensation expense | $ 164 | $ 98 | $ 329 | $ 372

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
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