INVENTORIES. (Details Narrative) - USD ($) $ in Thousands  | 
Mar. 31, 2020  | 
Dec. 31, 2019  | 
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| Inventory Disclosure [Abstract] | ||
| Inventory, net of valuation adjustments | $ 5,514 | $ 1,290 | 
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- Definition The amount of FIFO (first in first out) inventory present at the reporting date when inventory is also valued using different valuation methods. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- References No definition available. 
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