INVENTORY (Details) - USD ($) $ in Thousands  | 
Mar. 31, 2021  | 
Dec. 31, 2020  | 
|---|---|---|
| Total inventory | $ 2,354 | $ 1,602 | 
| Inventory [Member] | ||
| Raw materials | 881 | 39 | 
| Work-in-progress | 1,175 | 1,196 | 
| Finished goods | 298 | 367 | 
| Total inventory | $ 2,354 | $ 1,602 | 
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Details 
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