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CONVERTIBLE NOTES (Exchange Note debt discounts) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Debt discounts    
Offset by additional paid in capital $ 438 $ 477
Convertible promissory notes - Exchange Notes | Convertible Debt [Member]    
Debt discounts    
Beginning balance   (83)
Deductions: Amortization/accretion   2
Write-off related to note conversions   81
Ending balance $ 0 $ 0