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PROVISION FOR INCOME TAXES (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Income Tax Disclosure [Abstract] |  |  |  |  |
Federal statutory tax rate | 21.00% | 35.00% | 21.00% | 35.00% |
Provisional One Time Transition Tax Related to Tax Cuts and Jobs Act |  |  |  |  | $ 35.3
Provisional Net Adjustment to Deferred Tax Assets and Liabilities Related to Tax Cuts and Jobs Act |  |  |  |  | $ 4.9
Effective income tax rate | 7.60% | 2.60% | 6.30% | 1.20% |

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