BUSINESS SEGMENTS AND GEOGRAPHIC AREAS - Segment Net Sales and Profit (Detail) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2021 USD ($)	Sep. 26, 2020 USD ($)	Oct. 02, 2021 USD ($) segment	Sep. 26, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			3
Number of operating segments | segment			3
Net sales	$ 4,263.2	$ 3,850.2	$ 12,761.2	$ 10,127.0
Corporate overhead	(76.5)	(62.8)	(244.6)	(190.4)
Other, net	(39.5)	(74.3)	(152.3)	(236.1)
Loss on sales of businesses	0.0	0.0	(3.6)	0.0
Restructuring charges	(5.8)	(42.8)	(22.1)	(74.6)
Interest expense	(45.8)	(52.7)	(139.8)	(169.7)
Interest income	2.3	2.0	7.9	14.6
Earnings before income taxes and equity interest	403.9	469.6	1,536.2	726.9
Operating Segments
Segment Reporting Information [Line Items]
Net sales	4,263.2	3,850.2	12,761.2	10,127.0
Segment profit	569.2	700.2	2,090.7	1,383.1
Tools & Storage | Operating Segments
Segment Reporting Information [Line Items]
Net sales	3,185.9	2,804.1	9,445.3	7,072.1
Segment profit	485.8	597.1	1,772.2	1,177.0
Industrial
Segment Reporting Information [Line Items]
Net sales	593.5	586.6	1,853.4	1,694.8
Industrial | Operating Segments
Segment Reporting Information [Line Items]
Net sales	593.5	586.6	1,853.4	1,694.8
Segment profit	43.8	63.8	207.4	136.7
Security | Operating Segments
Segment Reporting Information [Line Items]
Net sales	483.8	459.5	1,462.5	1,360.1
Segment profit	$ 39.6	$ 39.3	$ 111.1	$ 69.4