QUARTERLY RESULTS OF OPERATIONS (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 25,300,000 | Ìý |
| Antidilutive Incremental Common Shares Excluded and Attributable to Share-based Payment Arrangements | 0 | 0 | 0 | 4,600,000 | 0 | 3,000,000 | 0 | 0 | Ìý | Ìý | Ìý |
| Income Tax Expense (Benefit) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ (252.4) | $ (12.2) | $ 169.3 |
| Impairment of other long-lived assets | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 0.0 | $ 0.0 | $ 3.3 |
| X | ||||||||||
- Definition Antidilutive Incremental Common Shares Excluded and Attributable to Share-based Payment Arrangements No definition available.
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| X | ||||||||||
- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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