Acquisitions and License Agreements (Schedule of Fair Value of Identifiable Assets Acquired and Liabilities Assumed) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2017	Dec. 11, 2017	Sep. 25, 2017	Dec. 30, 2016	Aug. 31, 2016	Feb. 01, 2016	Sep. 25, 2015	Apr. 16, 2015
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Goodwill (non-tax deductible)	$ 3,482.7			$ 3,498.1
Stratatech [Member]
Business Acquisition [Line Items]
Receivables					$ 1.3
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash					0.2
Inventory					0.0
Goodwill (non-tax deductible)					55.1
Other assets, current and non-current					1.9
Total assets acquired					158.3
Current liabilities					4.3
Other liabilities (non-current)					0.0
Deferred tax liabilities, net (non-current)	22.1				22.1
Contingent consideration (non-current)					54.9
Total Debt					1.0
Total liabilities assumed					82.3
Net assets acquired					$ 76.0
Therakos
Business Acquisition [Line Items]
Receivables							$ 22.0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash							41.3
Inventory							23.5
Intangible assets							1,170.0
Goodwill (non-tax deductible)							429.9
Other assets, current and non-current							18.2
Total assets acquired							1,704.9
Current liabilities							24.7
Other liabilities (non-current)							0.6
Deferred tax liabilities, net (non-current)							315.7
Contingent consideration (non-current)							0.0
Total Debt							344.8
Total liabilities assumed							685.8
Net assets acquired							$ 1,019.1
Ikaria
Business Acquisition [Line Items]
Receivables								$ 73.8
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash								77.3
Inventory								26.3
Intangible assets								1,971.0
Goodwill (non-tax deductible)								795.0
Other assets, current and non-current								100.5
Total assets acquired								3,043.9
Current liabilities								33.0
Other liabilities (non-current)								15.8
Deferred tax liabilities, net (non-current)								620.5
Contingent consideration (non-current)								0.0
Total Debt								1,121.0
Total liabilities assumed								1,790.3
Net assets acquired								$ 1,253.6
Ocera [Member]
Business Acquisition [Line Items]
Receivables		$ 0.0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash		1.0
Inventory		0.0
Goodwill, Acquired During Period	25.1
Other assets, current and non-current		0.4
Total assets acquired		91.0
Current liabilities		14.5
Other liabilities (non-current)		0.0
Deferred tax liabilities, net (non-current)		23.2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Non-Current Contingent Consideration		12.8
Contingent consideration (non-current)		22.0
Total Debt		0.0
Total liabilities assumed		50.5
Net assets acquired		$ 40.5
InfaCare [Member]
Business Acquisition [Line Items]
Receivables			$ 0.0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash			1.3
Inventory			0.0
Goodwill, Acquired During Period	$ 11.4
Other assets, current and non-current			0.1
Total assets acquired			126.3
Current liabilities			14.5
Other liabilities (non-current)			0.0
Deferred tax liabilities, net (non-current)			8.7
Contingent consideration (non-current)			35.0
Total Debt			30.0
Total liabilities assumed			88.2
Net assets acquired			$ 38.1
Hemostasis Products
Business Acquisition [Line Items]
Receivables						$ 0.0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest [Abstract]
Cash						3.3
Inventory						94.6
Intangible assets						132.7
Goodwill (non-tax deductible)						3.3
Other assets, current and non-current						7.9
Total assets acquired						241.8
Current liabilities						3.6
Other liabilities (non-current)						10.6
Deferred tax liabilities, net (non-current)						2.1
Contingent consideration (non-current)						52.0
Total Debt						0.0
Total liabilities assumed						68.3
Net assets acquired						$ 173.5