Goodwill and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
Weighted average amortization period of intangible assets, years			15 years
Amortization of intangible assets	$ 103.3	$ 57.7	$ 307.5	$ 177.9