SEGMENT AND DISAGGREGATED REVENUE INFORMATION - Schedule of Segment Expenses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 28, 2024	Dec. 30, 2023
Revenue from External Customer [Line Items]
Other expense (income), net and other items	$ (77.5)	$ (71.6)	$ (180.9)
Interest expense	(135.4)	(117.0)	(119.0)
Other non-operating expense (income), net	14.2	26.7	30.8
Income before taxes	925.1	953.5	694.7
Operating Segments
Revenue from External Customer [Line Items]
Segment adjusted operating income	1,208.5	1,214.0	1,041.2
Corporate And Reconciling Items
Revenue from External Customer [Line Items]
Corporate expense	(84.7)	(91.9)	(77.4)
Other expense (income), net and other items	(77.5)	(78.3)	(180.9)
Interest expense	(135.4)	(117.0)	(119.0)
Other non-operating expense (income), net	14.2	26.7	30.8
Materials Group | Operating Segments
Revenue from External Customer [Line Items]
Segment adjusted operating income	922.2	924.7	789.2
Solutions Group | Operating Segments
Revenue from External Customer [Line Items]
Segment adjusted operating income	$ 286.3	$ 289.3	$ 252.0