INCOME TAXES (Schedule of Unrecognized Tax Benefits Rollforward) (Details) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Income Tax Contingency [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Unrecognized Tax Benefits | $ 29.0 | $ 33.5 | $ 30.7 | $ 156.2 |
| Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | 0.1 | Ìý | Ìý | Ìý |
| Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | Ìý | (2.8) | (61.0) | Ìý |
| Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions | 3.6 | 4.5 | 0.2 | Ìý |
| Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities | 0.0 | Ìý | 64.7 | Ìý |
| Unrecognized Tax Benefits, Increase Resulting from Settlements with Taxing Authorities | Ìý | 1.0 | Ìý | Ìý |
| Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations | (8.2) | 0.0 | 0.0 | Ìý |
| Other Increases decreases to unrecognized tax benefits | $ 0.0 | $ 0.1 | $ 0.0 | Ìý |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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