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Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Accounting Policies [Abstract] |  |
Allowance for doubtful accounts | $ 0.5 | $ 0.4
Raw materials | 88.6 | 78.0
Work in process | 31.8 | 28.9
Finished goods | 94.8 | 92.4
Total inventories | 215.2 | 199.3
Asset impairment charges, trademark |  | 10.0
Asset impairment charges, patent |  | 2.8
Asset impairment charges, equipment |  | 4.5
Tax on undistributed foreign earnings | $ 9.8 | $ 0.0
Minimum [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful life of finite-lived intangible assets | 5 years |
Maximum [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated useful life of finite-lived intangible assets | 25 years |

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