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SUMMARY OF SIGNIFICANT ACCOUNTING AND BUSINESS POLICIES, Basis of Presentation (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Risks and Uncertainties [Abstract] |  |
Ownership percentage in VIE | 47.50% |
Assets of VIE | $ 5.2 |
Increase cost of sales from consolidation of the VIE | 0.6 | $ 1.3
Income tax benefit of VIE | $ (0.2) | $ (0.3)
Employees [Member] |  |
Risks and Uncertainties [Abstract] |  |
Ownership percentage in VIE | 52.50% |
Fixed Assets [Member] |  |
Risks and Uncertainties [Abstract] |  |
Assets of VIE | $ 4.5 |

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