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Commitments and Contingencies (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Leases, Operating [Abstract] |  |  |
Rent expense | $ 21.1 | $ 22.6 | $ 23.1
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |
2018 | 20.0 |  |
2019 | 13.5 |  |
2020 | 12.5 |  |
2021 | 11.3 |  |
2022 | 6.2 |  |
Thereafter | 13.9 |  |
Unrecorded Unconditional Purchase Obligation, Fiscal Year Maturity [Abstract] |  |  |
Purchase obligation, property, plant, and equipment | 62.8 |  |
Accrual for Environmental Loss Contingencies [Abstract] |  |  |
Accrual for environmental remediation obligations | 12.0 |  |
Accrued environmental loss contingencies recorded in other current liabilities | 7.0 |  |
Components of Environmental Loss Accrual [Abstract] |  |  |
Federal Superfund and comparable state-managed sites | 2.0 |  |
Formerly owned or operated sites | 8.0 |  |
Owned or controlled sites at which Company operations have been discontinued | 1.0 |  |
Sites utilized by the company in its ongoing operations | 1.0 |  |
Reasonably possible amount by which current matters may exceed reserves | $ 15.0 |  |

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- Definition Total costs accrued as of the balance sheet date for environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6395460&loc=d3e13647-108346 + Details
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