Segment Information - Segment Results (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 29, 2024	Mar. 31, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Sales	$ 623.6	$ 627.2
Operating profit (loss)	48.1	72.1
Other income, net	0.1	0.3
Interest expense, net	(12.9)	(16.7)
Income before income taxes	35.3	55.7
Identifiable assets	6,556.3		$ 6,605.1
Other
Segment Reporting Information [Line Items]
Operating profit (loss)	(31.7)	(31.5)
Identifiable assets	998.0		988.8
Specialty Products & Technologies
Segment Reporting Information [Line Items]
Sales	408.7	410.0
Specialty Products & Technologies | Operating segments
Segment Reporting Information [Line Items]
Sales	408.7	410.0
Operating profit (loss)	44.2	71.1
Identifiable assets	3,276.1		3,277.7
Equipment & Consumables
Segment Reporting Information [Line Items]
Sales	214.9	217.2
Equipment & Consumables | Operating segments
Segment Reporting Information [Line Items]
Sales	214.9	217.2
Operating profit (loss)	35.6	$ 32.5
Identifiable assets	$ 2,282.2		$ 2,338.6