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Benefit Plans (Expected Benefit Payments) (Details) $ in Millions | Dec. 31, 2017 USD ($)
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Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |
2018 | $ 15.3
2019 | 16.3
2020 | 17.8
2021 | 17.2
2022 | 18.1
2023 to 2027 | 89.5
Total benefit payments expected | 174.2
Domestic Plan [Member] |
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |
2018 | 13.3
2019 | 14.2
2020 | 15.2
2021 | 14.7
2022 | 15.1
2023 to 2027 | 72.3
Total benefit payments expected | 144.8
Foreign Plan [Member] |
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items] |
2018 | 2.0
2019 | 2.1
2020 | 2.6
2021 | 2.5
2022 | 3.0
2023 to 2027 | 17.2
Total benefit payments expected | $ 29.4

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