Goodwill And Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization expense	$ 260.6	$ 304.7
Expected amortization expense, remainder of 2013	84
Expected amortization expense, 2014	330
Expected amortization expense, 2015	308
Expected amortization expense, 2016	234
Expected amortization expense, 2017	190
Impairment charges, in-process research and development	5.1	41.6
Acquired in-process research and development assets reclassified to amortizable intangible assets	$ 6.5	$ 33.0