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CONVERTIBLE NOTES (Exchange Note debt discounts) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Debt discounts    
Offset by additional paid in capital $ 477 $ 301
Convertible promissory notes - Exchange Notes | Convertible Debt [Member]    
Debt discounts    
Beginning balance (83)  
Additions   (383)
Deductions: Amortization/accretion 2 28
Deductions: Write-off related to note conversions $ 81 272
Ending balance   $ (83)