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Assets and Liabilities Held for Sale Assets and Liabilities Held for Sale (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Feb. 26, 2020
Discontinued Operations and Disposal Groups [Abstract] |  |  |
Purchase Price |  |  | $ 1,100.0
Gain (Loss) on Sale of Assets and Asset Impairment Charges | $ (280.2) | $ 0.0 |
Disposal Group, Including Discontinued Operation, Operating Income (Loss) | $ (236.2) | $ (80.7) |

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- Definition Purchase Price + References No definition available. + Details
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- Definition Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760 + Details
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- Definition Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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