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Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 02, 2016	Jun. 27, 2015	Jul. 02, 2016
Goodwill [Roll Forward]
Beginning balance	$ 5,152.7		$ 5,152.7
Business acquisitions			1.7
Purchase accounting adjustments			0.7
Impairments			(130.5)
Changes in assets held for sale			11.7
Currency translation adjustment			34.2
Ending balance			5,070.5
CHC
Goodwill [Roll Forward]
Beginning balance	1,890.0		1,890.0
Business acquisitions			0.0
Purchase accounting adjustments			0.0
Impairments			0.0
Changes in assets held for sale			4.5
Currency translation adjustment			(5.7)
Ending balance			1,888.8
CHC \| MEXICO
Goodwill [Roll Forward]
Impairments		$ (6.8)
BCH
Goodwill [Roll Forward]
Beginning balance	1,769.4		1,769.4
Business acquisitions			0.0
Purchase accounting adjustments			0.7
Impairments	(130.5)		(130.5)
Changes in assets held for sale			0.0
Currency translation adjustment			52.0
Ending balance			1,691.6
Rx
Goodwill [Roll Forward]
Beginning balance	1,222.2		1,222.2
Business acquisitions			1.7
Purchase accounting adjustments			0.0
Impairments			0.0
Changes in assets held for sale			0.0
Currency translation adjustment			(13.0)
Ending balance			1,210.9
Specialty Sciences
Goodwill [Roll Forward]
Beginning balance	199.6		199.6
Business acquisitions			0.0
Purchase accounting adjustments			0.0
Impairments			0.0
Changes in assets held for sale			0.0
Currency translation adjustment			0.0
Ending balance			199.6
Other
Goodwill [Roll Forward]
Beginning balance	$ 71.5		71.5
Business acquisitions			0.0
Purchase accounting adjustments			0.0
Impairments			0.0
Changes in assets held for sale			7.2
Currency translation adjustment			0.9
Ending balance			$ 79.6