Discontinued Operations and Divestitures Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2018	Mar. 31, 2017	Mar. 16, 2018	Mar. 17, 2017	Jan. 27, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued operation, (loss) income from discontinued operations, net of tax	$ (25.0)	$ (444.1)
Nuclear Imaging
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Consideration					$ 690.0
Disposal Group, Including Discontinued Operation, Upfront Consideration					574.0
Disposal group, Including Discontinued Operation, Contingent Consideration Maximum Amount					$ 77.0
Gain on divestiture of discontinued operations	0.0	369.3
Discontinued operation, income tax (benefit) expense	0.0	(5.4)
Discontinued Operation, Tax Effect of Gain (Loss) from Disposal of Discontinued Operation		4.3
Disposal Group, Including Discontinued Operations, Net Sales	0.0	31.6
Discontinued operation, (loss) income from discontinued operations, net of tax	0.0	(372.3)
Income from discontinued operations	0.0	8.4
Other Tax Expense (Benefit)		1.1
Income from discontinued operations, before income taxes	0.0	377.7
Hemostasis Products
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Upfront Consideration			$ 153.0
Disposal Group, Not Discontinued Operation, Consideration			185.0
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	0.1
Goodwill, Period Increase (Decrease)	(51.5)
Disposal Group, Not Discontinued Operations, Account Receivable Consideration			14.3
Disposal Group, Including Discontinued Operation, Intangible Assets, Noncurrent	49.9
Intrathecal Therapy
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Not Discontinued Operation, Consideration				$ 203.0
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal		59.1
Proceeds from Collection of Notes Receivable	154.0
Disposal Group, Not Discontinued Operation, Upfront Consideration				17.0
Disposal Group, Not Discontinued Operation, Note Receivable Consideration				154.0
Disposal Group, Not Discontinued Operation, Contingent Consideration				32.0
Disposal Group, Not Discontinued Operation, Fixed Consideration				171.0
Disposal Group, Not Discontinued Operations, Other Commitment	3.9			$ 7.3
Specialty Generics Disposal Group
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued operation, income tax (benefit) expense	(6.8)	(2.5)
Disposal Group, Including Discontinued Operations, Net Sales	182.7	250.9
Discontinued operation, (loss) income from discontinued operations, net of tax	(22.1)	(73.8)
Income from discontinued operations, before income taxes	$ 28.9	76.3
Disposal Group, Not Discontinued Operation, Contingent Consideration			$ (12.1)
Other Intangible Assets | Intrathecal Therapy
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal		(48.7)
Goodwill | Intrathecal Therapy
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal		$ (49.8)