Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Apr. 02, 2016	Jul. 01, 2017
Goodwill [Line Items]
December 31, 2016		$ 4,049.4
Goodwill impairment charge	$ 130.5
Goodwill, transfers		(4.0)
Currency translation adjustment		104.9
July 1, 2017		4,150.3
CHCA
Goodwill [Line Items]
December 31, 2016		1,810.6
Goodwill, transfers		0.0
Currency translation adjustment		3.1
July 1, 2017		1,813.7
CHCI
Goodwill [Line Items]
December 31, 2016		1,070.8
Goodwill, transfers		(4.0)
Currency translation adjustment		85.2
July 1, 2017		1,152.0
RX
Goodwill [Line Items]
December 31, 2016		1,086.6
Goodwill, transfers		0.0
Currency translation adjustment		7.7
July 1, 2017		1,094.3
Other
Goodwill [Line Items]
December 31, 2016		81.4
Goodwill, transfers		0.0
Currency translation adjustment		8.9
July 1, 2017		$ 90.3

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
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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