Restructuring Activities And Related Impairments - Schedule Of Restructuring Reserve By Type Of Cost (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 02, 2021	Jul. 03, 2020	Jul. 02, 2021	Jul. 03, 2020
Restructuring Cost and Reserve [Line Items]
Costs incurred	$ 7.7	$ 59.9	$ 15.8	$ 72.2
Cost of sales
Restructuring Cost and Reserve [Line Items]
Costs incurred	2.9	23.9	5.7	26.7
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Costs incurred	$ 4.8	$ 36.0	$ 10.1	$ 45.5

Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, 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 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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