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STOCKHOLDERS' EQUITY (DEFICIT) (Common Stock) (Details) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Aug. 28, 2017 USD ($) $ / shares shares | Jun. 29, 2017 USD ($) shares | Jun. 13, 2017 $ / shares | Sep. 30, 2017 shares | Sep. 30, 2017 USD ($) shares | Sep. 30, 2016 USD ($) | Dec. 31, 2016 shares
Class of Stock [Line Items] |  |  |  |  |  |  |
Common stock, shares authorized (in shares) |  |  |  | 150,000,000 | 150,000,000 |  | 1,806,850
Restricted shares, (in shares) |  | 64,593 |  |  |  |  |
Restricted stock expense | $ |  |  |  |  | $ 28 |  |
Bridge Loan |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Debt converted | $ | $ 900 |  |  |  | $ 1,787 | $ 0 |
Common Stock |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Conversion ratio |  | 0.0333 | 0.0333 |  |  |  |
Conversion price (in dollars per share) | $ / shares |  |  | $ 10.2502 |  |  |  |
Restricted shares issued (in shares) |  |  |  | 0 | 59,563 |  |
Number of shares converted (in shares) | 1,735,419 | 7,356,170 |  | 943,600 | 943,600 |  |
Issuance of common stock for consulting services in connection with the merger (in shares) |  | 321,821 |  |  |  |  |
Equity instrument fair value | $ |  | $ 2,200 |  |  |  |  |
New shares issued (in shares) |  | 200,081 |  |  |  |  |
Shares issued in connection with business combination (in shares) |  | 1,255,119 |  |  |  |  |
Common Stock | Bridge Loan |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Conversion price (in dollars per share) | $ / shares | $ 2.50 |  |  |  |  |  |
Number of shares converted from debt instrument (in shares) | 359,999 |  |  |  |  |  |
Common Stock | Performance Based |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
New shares issued (in shares) |  | 135,000 |  |  |  |  |

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