Acquisitions, License Agreements and Other Investments Schedule of Fair Value of Assets and Liabilities Acquired (Details) - USD ($) $ in Millions	Sep. 29, 2017	Sep. 25, 2017	Dec. 30, 2016
Business Acquisition [Line Items]
Goodwill	$ 3,459.5		$ 3,498.1
InfaCare Acquisition
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents		$ 1.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		113.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other		0.1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets		128.2
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other		14.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent		11.3
Business Combination, Contingent Consideration, Liability		35.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt		30.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities		91.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net		$ 37.2