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Goodwill and Other Intangible Assets (Schedule of Change in Carrying Amount) (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2018 USD ($)
Gross carrying amounts: |
Balance at beginning of period | $ 977.9
Foreign currency translation | (16.1)
Balance at end of period | 961.8
Accumulated amortization: |
Balance at beginning of period | 417.5
Amortization expense and impairment charge | 33.9
Foreign currency translation | (10.1)
Balance at end of period | 441.3
Trademarks and Tradenames [Member] |
Gross carrying amounts: |
Balance at beginning of period | 208.4
Foreign currency translation | (3.1)
Balance at end of period | 205.3
Accumulated amortization: |
Balance at beginning of period | 61.4
Amortization expense and impairment charge | 8.1
Foreign currency translation | (1.0)
Balance at end of period | 68.5
Customer Relationships [Member] |
Gross carrying amounts: |
Balance at beginning of period | 600.4
Foreign currency translation | (10.1)
Balance at end of period | 590.3
Accumulated amortization: |
Balance at beginning of period | 279.7
Amortization expense and impairment charge | 20.5
Foreign currency translation | (7.2)
Balance at end of period | 293.0
Patents and Technology [Member] |
Gross carrying amounts: |
Balance at beginning of period | 160.0
Foreign currency translation | (2.7)
Balance at end of period | 157.3
Accumulated amortization: |
Balance at beginning of period | 73.4
Amortization expense and impairment charge | 5.2
Foreign currency translation | (1.9)
Balance at end of period | 76.7
Land Use Rights [Member] |
Gross carrying amounts: |
Balance at beginning of period | 9.1
Foreign currency translation | (0.2)
Balance at end of period | 8.9
Accumulated amortization: |
Balance at beginning of period | 3.0
Amortization expense and impairment charge | 0.1
Foreign currency translation | 0.0
Balance at end of period | $ 3.1
Minimum [Member] |
Accumulated amortization: |
Estimated useful life, years | 3 years
Maximum [Member] |
Accumulated amortization: |
Estimated useful life, years | 50 years

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