Intangible Assets, Net (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
Intangible Assets, Net [Abstract]
Intangible assets, useful life			15 years
Amortization expense	$ 86.2	$ 68.1	$ 250.5	$ 201.7