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GOODWILL - Changes in Carrying Amount of Goodwill by Segment (Detail) $ in Millions	3 Months Ended
	Apr. 03, 2021 USD ($)
Goodwill [Roll Forward]
Goodwill beginning balance	$ 10,038.1
Acquisitions	(0.9)
Foreign currency translation	(62.1)
Goodwill ending balance	9,975.1
Tools & Storage
Goodwill [Roll Forward]
Goodwill beginning balance	5,247.7
Acquisitions	0.0
Foreign currency translation	(15.7)
Goodwill ending balance	5,232.0
Industrial
Goodwill [Roll Forward]
Goodwill beginning balance	2,646.5
Acquisitions	(0.5)
Foreign currency translation	(15.8)
Goodwill ending balance	2,630.2
Security
Goodwill [Roll Forward]
Goodwill beginning balance	2,143.9
Acquisitions	(0.4)
Foreign currency translation	(30.6)
Goodwill ending balance	$ 2,112.9

X

- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

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- Definition

Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e961-128460

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-Paragraph 1
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- Definition

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