Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 1
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section S99
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-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring and Related Charges (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2018	Sep. 29, 2017	Sep. 28, 2018	Sep. 29, 2017
Restructuring Cost and Reserve
Restructuring charges, net	$ 14.7	$ 15.4	$ 96.5	$ 26.3
Restructuring Fiscal 2016 Plan \| Minimum
Restructuring Cost and Reserve
Restructuring and Related Cost, Expected Cost	100.0		100.0
Restructuring Fiscal 2016 Plan \| Maximum
Restructuring Cost and Reserve
Restructuring and Related Cost, Expected Cost	125.0		125.0
Restructuring Fiscal 2018 Plan \| Minimum
Restructuring Cost and Reserve
Restructuring and Related Cost, Expected Cost	100.0		100.0
Restructuring Fiscal 2018 Plan \| Maximum
Restructuring Cost and Reserve
Restructuring and Related Cost, Expected Cost	$ 125.0		125.0
Raplixa \| Contract Termination [Member]
Restructuring Cost and Reserve
Restructuring charges, net			$ 48.8