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STOCK-BASED COMPENSATION - Schedule of Stock-Based Compensation Included in Operating Expenses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Compensation cost recognized | $ 729 | $ 712 | $ 1,768 | $ 6,006
Selling, general & administrative |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Compensation cost recognized | 561 | 614 | 1,270 | 5,536
Research & development |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Compensation cost recognized | $ 168 | $ 98 | $ 498 | $ 470

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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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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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