Goodwill and Intangible Assets (Schedule Of Goodwill) (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 29, 2018	Dec. 29, 2017
Goodwill
Goodwill	$ 3,676.7	$ 3,482.7
Indefinite-Lived Intangible Assets (Excluding Goodwill)	886.6	612.1
Specialty Brands
Goodwill
Goodwill	3,676.7
Goodwill, Period Increase (Decrease)	194.0
Accumulated Impairment	0.0	0.0
Goodwill, Gross		$ 3,482.7
Sucampo [Member]
Goodwill
Goodwill, Acquired During Period	246.0
Hemostasis Products
Goodwill
Goodwill, Period Increase (Decrease)	51.5
Stannsoporfin [Member] \| InfaCare Acquisition
Goodwill
Indefinite-Lived Intangible Assets (Excluding Goodwill)	$ 113.5

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

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-Section 50
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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