Goodwill and Other Intangible Assets and Long-Lived Assets (Schedule Of Total Intangible Assets Primarily Acquired Through Business Combinations) (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Gross Carrying Value	$ 528.2	$ 525.4
Accumulated Amortization	(212.8)	(204.5)
Intangible assets, net	315.4	320.9
Software [Member]
Gross Carrying Value	41.3	41.3
Accumulated Amortization	(39.4)	(38.5)
Intangible assets, net	1.9	2.8
Trademarks [Member]
Gross Carrying Value	26.1	26.0
Accumulated Amortization	(18.4)	(17.3)
Intangible assets, net	7.7	8.7
Customer Relationships [Member]
Gross Carrying Value	460.8	458.1
Accumulated Amortization	(155.0)	(148.7)
Intangible assets, net	$ 305.8	$ 309.4