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COMMON STOCK (Details) - USD ($) $ / shares in Units, $ in Thousands | 11 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2017 | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017 | Sep. 30, 2013
Class of Stock [Line Items] |  |  |  |  |
Shares repurchased during the year, value |  | $ 3,984 | $ 220 |  |
Proceeds from sale of shares |  |  | $ 2,262 |  |
At The Market Offering Agreement [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Expiration date |  |  | Feb. 16, 2020 |  |
Number of shares sold | 340,465 |  | 332,189 | 8,276 |
Proceeds from sale of shares | $ 2,311 |  | $ 2,300 | $ 48 |
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 |  |  |  |  | 750,000
Shares repurchased during the year, number of shares |  | 322,068 | 33,026 |  |
Shares repurchased during the year, value |  | $ 4,000 | $ 220 |  |
Share Repurchase Program [Member] | 10b5-1 Plan [Member] | Cumulative basis [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Shares repurchased during the year, number of shares |  | 588,051 |  |  |
Shares repurchased during the year, value |  | $ 5,100 |  |  |

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