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Commitments and Contingencies (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Leases, Operating [Abstract] |  |  |
Rent expense | $ 24.4 | $ 21.1 | $ 22.6
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |
2019 | 20.4 |  |
2020 | 17.9 |  |
2021 | 16.6 |  |
2022 | 14.2 |  |
2023 | 10.1 |  |
Thereafter | 16.4 |  |
Unrecorded Unconditional Purchase Obligation, Fiscal Year Maturity [Abstract] |  |  |
Purchase obligation, property, plant, and equipment | 60.4 |  |
Accrual for Environmental Loss Contingencies [Abstract] |  |  |
Accrual for environmental remediation obligations | 20.0 | $ 12.0 |
Accrued environmental loss contingencies recorded in other current liabilities | 8.0 |  |
Components of Environmental Loss Accrual [Abstract] |  |  |
Federal Superfund and comparable state-managed sites | 3.0 |  |
Formerly owned or operated sites | 16.0 |  |
Owned or controlled sites at which Company operations have been discontinued | 1.0 |  |
Reasonably possible amount by which current matters may exceed reserves | $ 16.0 |  |

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