Acquisitions and Other Transactions (Jai Pharma Limited Schedule of Purchase Price Allocation) (Details) - USD ($) $ in Millions		9 Months Ended
		Sep. 30, 2016	Dec. 31, 2015	Nov. 20, 2015	[1]
Business Acquisition [Line Items]
Goodwill		$ 9,633.1	$ 5,380.1
Jai Pharma Limited
Business Acquisition [Line Items]
Current assets (excluding inventories)		25.7		$ 25.7
Current assets (excluding inventories) (Measurement Pd Adj)	[2]	0.0
Inventories		4.9		4.9
Inventories (Measurement Pd Adj)	[2]	0.0
Property, plant and equipment		17.2		17.2
Property, plant, and equipment (Measurement Pd Adj)	[2]	0.0
Identified intangibles assets (Measurement Pd Adj)	[2]	0.0
In-process research and development		98.0		98.0
In-process research and development (Measurement Pd Adj)	[2]	0.0
Goodwill		325.3		317.2
Goodwill (Measurement Pd Adj)	[2]	8.1
Other assets		0.7		0.7
Other assets (Measurement Pd Adj)	[2]	0.0
Total assets acquired		908.8		900.7
Total assets (Measurement Pd Adj)	[2]	8.1
Current liabilities		(11.0)		(9.1)
Current liabilities (Measurement Pd Adj)	[2]	(1.9)
Deferred tax liabilities		(186.7)		(180.5)
Deferred tax liabilities (Measurement Pd Adj)	[2]	(6.2)
Net assets acquired		711.1		711.1
Net assets acquired (Measurement Pd Adj)	[2]	0.0
Jai Pharma Limited | Product rights and licenses
Business Acquisition [Line Items]
Identified intangible assets		$ 437.0		$ 437.0

[1] As previously reported in the Company’s Annual Report on Form 10-K for the year ended December 31, 2015, as amended.

[2] The measurement period adjustments were recorded in the first quarter of 2016 and are related to the recognition of certain goodwill, current liabilities and adjustments to deferred tax liabilities to reflect facts and circumstances that existed as of the acquisition date.