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SCHEDULE OF STOCK BASED COMPENSATION (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | $ 5,250,000 | $ 5,853,000
Tax benefit |  |
Stock based compensation expense, net of tax | 5,250,000 | 5,853,000
Share-based Payment Arrangement, Option [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | 5,250,000 | 5,853,000
Share-based Payment Arrangement, Option [Member] | Research and Development Expense [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | 1,915,000 | 3,126,000
Share-based Payment Arrangement, Option [Member] | Selling, General and Administrative Expenses [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | 3,335,000 | 2,727,000
Restricted Stock [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | 3,666,000 | 2,334,000
Tax benefit |  |
Stock based compensation expense, net of tax | 3,666,000 | 2,334,000
Restricted stock-based compensation expense included in operating expense | 3,666,000 | 2,334,000
Restricted Stock [Member] | Research and Development Expense [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | 1,384,000 | 957,000
Restricted Stock [Member] | Selling, General and Administrative Expenses [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Total stock based compensation expense | $ 2,282,000 | $ 1,377,000

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