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INVESTMENTS (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2016 | Sep. 30, 2016 | Sep. 30, 2017 | Dec. 31, 2016
Schedule of Investments |  |  |  |
Impairment of investment | $ 0 | $ 2,696 |  |
Jinhui |  |  |  |
Schedule of Investments |  |  |  |
Investment in the capital stock (in shares) |  |  | 0 | 0
KLC |  |  |  |
Schedule of Investments |  |  |  |
Investment in the capital stock (in shares) |  |  | 0 | 0

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