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COMMON STOCK (Details) - USD ($) $ / shares in Units, $ in Thousands | 11 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Sep. 30, 2013
Class of Stock [Line Items] |  |  |  |
Proceeds from sale of shares |  | $ 2,262 | $ 48 |
At The Market Offering Agreement [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of shares sold | 340,465 | 332,189 | 8,276 |
Proceeds from sale of shares | $ 2,311 | $ 2,300 |  |
Average share price |  | $ 7.02 | $ 6.04 |
Fees paid to Ascendiant | $ 72 |  |  |
Share Repurchase Program [Member] | 10b5-1 Plan [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of authorized shares to repurchase, shares |  | 33,026 | 63,496 | 750,000
Number of authorized shares to repurchase, value |  | $ 220 | $ 312 |
Expiration date |  | Dec. 08, 2017 |  |
Share Repurchase Program [Member] | 10b5-1 Plan [Member] | Cumulative basis [Member] |  |  |  |
Class of Stock [Line Items] |  |  |  |
Number of authorized shares to repurchase, shares |  | 265,983 |  |
Number of authorized shares to repurchase, value |  | $ 1,100 |  |

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