Goodwill and Intangible Assets (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization expense	$ 345.5	$ 178.7
Expected amortization expense, remainder of 2015	426.0
Expected amortization expense, 2016	755.0
Expected amortization expense, 2017	646.0
Expected amortization expense, 2018	592.0
Expected amortization expense, 2019	$ 532.0
Acquired in-process research and development assets reclassified to amortizable intangible assets		$ 6.8