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INCOME TAXES - THE DEFERRED TAX ASSETS AND LIABILITIES (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
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Schedule of Deferred Income Tax Assets and Liabilities [Line Items] |  |
Deferred income taxes | $ 479.6 | $ 552.8
Other noncurrent assets, net |  |
Schedule of Deferred Income Tax Assets and Liabilities [Line Items] |  |
Other noncurrent assets, net | 12.2 | 18.6
Deferred income taxes |  |
Schedule of Deferred Income Tax Assets and Liabilities [Line Items] |  |
Deferred income taxes | $ 479.6 | $ 552.8

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