Goodwill And Identifiable Intangibles (Intangible Assets) (Details) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) segment	Jun. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)
Intangible Assets [Line Items]
Amortization of intangibles		$ 9.0	$ 5.4	$ 17.0	$ 10.1
Number of segments | segment				3
Amortizable intangible assets, Gross Carrying Amounts		432.9		$ 432.9		$ 249.5
Amortizable intangible assets, Accumulated Amortization		(141.0)		(141.0)		(122.6)
Amortizable intangible assets, Net Book Value		291.9		291.9		126.9
Total identifiable intangibles, Gross Carrying Amounts		1,027.4		1,027.4		732.8
Total identifiable intangibles, Accumulated Amortization		(185.5)		(185.5)		(167.1)
Total identifiable intangibles, Net Book Value		841.9		841.9		565.7
Trade Names
Intangible Assets [Line Items]
Amortizable intangible assets, Gross Carrying Amounts		190.6		190.6		121.2
Amortizable intangible assets, Accumulated Amortization		(54.0)		(54.0)		(48.8)
Amortizable intangible assets, Net Book Value		136.6		136.6		72.4
Customer and contractual relationships
Intangible Assets [Line Items]
Amortizable intangible assets, Gross Carrying Amounts		236.7		236.7		127.5
Amortizable intangible assets, Accumulated Amortization		(86.8)		(86.8)		(73.8)
Amortizable intangible assets, Net Book Value		149.9		149.9		53.7
Patents
Intangible Assets [Line Items]
Amortizable intangible assets, Gross Carrying Amounts		5.6		5.6		0.8
Amortizable intangible assets, Accumulated Amortization		(0.2)		(0.2)		0.0
Amortizable intangible assets, Net Book Value		5.4		5.4		0.8
Trade Names
Intangible Assets [Line Items]
Indefinite-lived intangible assets, gross carrying amount		594.5		594.5		483.3
Indefinite lived intangible asset accumulated amortization prior to the adoption of authoritative guidance	[1]	(44.5)		(44.5)		(44.5)
Indefinite-lived intangible assets, Net Book Value		$ 550.0		$ 550.0		$ 438.8

[1] Accumulated amortization prior to the adoption of authoritative guidance on goodwill and indefinite-lived intangible assets, at which time further amortization ceased.