Goodwill and Other Intangible Assets - Other Intangible Assets by Major Class (Detail) - USD ($) $ in Millions	Sep. 26, 2020	Dec. 28, 2019
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 425.1	$ 420.0
Non-amortized trademarks	116.8	115.0
Total other intangible assets	541.9	535.0
Accumulated Amortization	(300.3)	(291.1)
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	183.5	182.9
Accumulated Amortization	(125.8)	(117.9)
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	19.7	19.8
Accumulated Amortization	(19.2)	(18.9)
Internally developed software
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	169.1	168.0
Accumulated Amortization	(124.8)	(125.4)
Patents
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	41.2	38.5
Accumulated Amortization	(24.6)	(23.7)
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	3.8	3.5
Accumulated Amortization	(2.2)	(2.1)
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	7.8	7.3
Accumulated Amortization	$ (3.7)	$ (3.1)

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 350
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-Section 50
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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