Business Combinations, Dispositions and Other Strategic Investments - Disposal Groups, Including Discontinued Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2014	Jun. 20, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pre-Tax gain recognized	$ 8.5
Watson Product [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration received	16.8
Intangible assets divested	(5.9)
Goodwill divested	(1.1)
Other assets divested	(1.3)
Pre-Tax gain recognized	8.5
ECR Pharmaceuticals Divestiture [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration received	41.0	$ 41.0
Intangible assets divested	(29.8)
Goodwill divested	(14.2)
Other assets divested	(1.2)
Assumed liabilities divested	5.1
Pre-Tax gain recognized	$ 0.9