Intangible Assets, Net And Goodwill (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Intangible Assets, Net And Goodwill [Abstract]
Amortization expense on intangible assets	$ 20.0	$ 12.9	$ 33.5	$ 26.2
Future amortization expense, 2013	40.3		40.3
Future amortization expense, 2014	65.9		65.9
Future amortization expense, 2015	63.0		63.0
Future amortization expense, 2016	61.1		61.1
Future amortization expense, 2017	$ 61.0		$ 61.0