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STOCKHOLDERS' EQUITY (DEFICIT) (Warrants Outstanding) (Details) - USD ($) |  |  | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 29, 2017 | Apr. 28, 2017 | Aug. 31, 2017 | Jul. 31, 2017 | Dec. 31, 2017 | Nov. 30, 2017 | Jun. 30, 2017 | Jun. 30, 2016
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Underlying shares (in shares) |  |  |  |  | 6,197,681 |  |  | 1,958,166
Exercise price (in dollars per share) |  |  |  |  |  |  |  | $ 0.00
Warrants, fair value | $ 211,000 |  |  |  |  |  |  | $ 1,421,738
Bridge Loan [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Conversion of debt into stock |  | $ 900,000 | $ 900,000 | $ 900,000 | $ 1,787,000 |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Stock rights issued (in shares) |  |  | 856,446 |  |  |  |  |
Underlying shares (in shares) | 45,600 |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ 7.50 |  |  |  |  |  |  |
Number of shares converted from debt instrument (in shares) | 1,414,700 |  |  |  |  |  |  |
Common Stock [Member] | Bridge Loan [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Underlying shares (in shares) |  |  |  |  |  |  | 45,600 |
Exercise price (in dollars per share) |  |  | $ 3.00 |  | $ 1.40 |  | $ 7.50 |
Number of shares converted from debt instrument (in shares) |  | 359,999 | 359,999 | 359,999 |  |  |  |
Side Warrants [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Underlying shares (in shares) |  |  |  |  | 91,429 |  |  |
Exercise price (in dollars per share) |  |  |  |  | $ 7.00 |  |  |
Warrants, fair value |  |  |  |  | $ 487,000 |  |  |
Class of warrant or right, term |  |  |  |  | 5 years |  |  |
Side Warrants [Member] | Common Stock [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Underlying shares (in shares) |  |  |  |  | 91,429 |  |  |
Offering Warrants [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Stock rights issued (in shares) |  |  | 2,680,000 |  |  |  |  |
Exercise price (in dollars per share) |  |  | $ 3.00 |  |  | $ 1.40 |  |
Class of warrant or right, term |  |  | 5 years |  |  |  |  |
Offering Warrants [Member] | Common Stock [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Percentage of outstanding shares owned threshold prior to exercise of warrants |  |  | 4.99% |  |  |  |  |
Percentage of outstanding shares owned threshold after exercise of warrants |  |  | 9.99% |  |  |  |  |
Representative Warrants [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Underlying shares (in shares) |  |  | 60,000 |  |  |  |  |
Exercise price (in dollars per share) |  |  | $ 3.125 |  |  |  |  |
Warrants, fair value |  |  | $ 113,000 |  |  |  |  |
Proceeds from issuance of warrants |  |  | $ 100 |  |  |  |  |
Series A Conversion Warrants [Member] |  |  |  |  |  |  |  |
Class of Warrant or Right [Line Items] |  |  |  |  |  |  |  |
Underlying shares (in shares) |  |  | 856,446 |  |  |  |  |
Exercise price (in dollars per share) |  |  | $ 10.00 |  |  |  |  |
Warrants, fair value |  |  | $ 1,400,000 |  |  |  |  |
Class of warrant or right, term |  |  | 5 years |  |  |  |  |

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