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FAIR VALUE (Narratives) (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Apr. 30, 2018 | Sep. 30, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Derivative liabilities |  | $ 337 | $ 337 |  |  |
Derivative liability from debt discount |  | 100 | 100 |  |  |
Derivative asset (liability) |  | $ (337) | $ (337) | $ (143) |  | $ 0
2016 Warrant Liability [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Warrants outstanding (in shares) |  | 5,368 | 5,368 |  | 5,368 |
(Decrease) in warrant liability |  |  | $ (400) |  |  |
Warrants canceled in settlement agreement |  |  | 20,216 |  |  |
Debt settlement |  |  | $ 456 |  |  |
Volatility (as a percent) |  |  | 188.00% |  |  |
Expected term |  |  | 2 years 3 months |  |  |
Risk-free interest rate (as a percent) |  |  | 2.81% |  |  |
April 2018 Bridge Notes [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Derivative liabilities | $ 100 |  |  |  |  |
Quarter 3 2018 Bridge Notes [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Derivative liabilities |  | $ 100 | $ 100 |  |  |
Derivative liability from debt discount |  | $ 100 | 100 |  |  |
April 2018 Warrants [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Stock rights issued (in shares) | 3,648,352 | 2,945,055 |  |  |  |
Advisor Warrants [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Stock rights issued (in shares) | 232,000 |  |  |  |  |
Quarter 3 2018 Warrants [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Stock rights issued (in shares) |  | 2,945,055 |  |  |  |
Minimum [Member] | April 2018 Warrants [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Expected term |  | 6 months 18 days |  |  |  |
Annual volatility |  | 96.00% |  |  |  |
Risk-free interest rate (as a percent) |  | 2.36% |  |  |  |
Maximum [Member] | April 2018 Warrants [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Expected term |  | 4 years 11 months 19 days |  |  |  |
Annual volatility |  | 155.00% |  |  |  |
Risk-free interest rate (as a percent) |  | 2.94% |  |  |  |
Bridge Notes Redemption Feature [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Derivative asset (liability) |  | $ (116) | (116) | $ (143) |  | 0
Conversion Option [Member] |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Derivative asset (liability) |  | $ (221) | $ (221) |  |  | $ 0

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