Intangible Assets (Schedule of Intangible Assets, net of Goodwill) (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, gross	$ 574.6	$ 573.1
Finite-lived intangible assets, accumulated amortization	(171.1)	(156.6)
Finite-lived intangible assets, net	403.5	416.5
Intangible assets, gross	704.7	703.7
Intangible assets, net	533.6	547.1
Completed technologies/patents
Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, gross	59.5	59.4
Finite-lived intangible assets, accumulated amortization	(16.8)	(14.2)
Finite-lived intangible assets, net	42.7	45.2
Customer relationships
Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, gross	416.7	419.3
Finite-lived intangible assets, accumulated amortization	(98.3)	(88.5)
Finite-lived intangible assets, net	318.4	330.8
Trade names
Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, gross	84.1	84.9
Finite-lived intangible assets, accumulated amortization	(48.7)	(47.4)
Finite-lived intangible assets, net	35.4	37.5
Other
Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, gross	14.3	9.5
Finite-lived intangible assets, accumulated amortization	(7.3)	(6.5)
Finite-lived intangible assets, net	7.0	3.0
Trade names
Schedule of Acquired Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Indefinite-lived intangible assets	$ 130.1	$ 130.6