Divestitures Divestitures (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2017 |
Jun. 30, 2016 |
Dec. 31, 2016 |
Sep. 08, 2016 |
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||
| Disposal Group, Including Discontinued Operation, Consideration | $ 0.0 | |||
| Other Nonoperating Income | $ 0.9 | |||
| Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | ||||
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||||
| Disposal Group, Including Discontinued Operation, Consideration | $ 1.0 | |||
| Gain Contingency, Unrecorded Amount | $ 2.0 | |||
| Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down | $ 20.4 | |||
| Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal | $ (10.8) | |||
| Transaction and Exit Costs | $ 3.5 | |||
| X | ||||||||||
- Definition Transaction and Exit Costs No definition available.
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| X | ||||||||||
- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. No definition available.
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- Definition Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount, before tax, of (gain) loss recognized for the (reversal of write-down) write-down to fair value, less cost to sell, of a disposal group. Excludes discontinued operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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 income related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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