Accumulated Other Comprehensive Loss - Reclassification from OCI (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 27, 2024	Dec. 29, 2023	Dec. 30, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales	$ (4,280.2)	$ (4,320.7)	$ (4,442.3)
Cost of products sold	(3,922.3)	(3,970.0)	(4,102.1)
Interest expense	(18.4)	(24.1)	$ (24.4)
Reclassification out of Accumulated Other Comprehensive Income | Cash Flow Hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales	(4.1)	(3.2)
Cost of products sold	3.5	1.0
Interest expense	(6.6)	(8.8)
Total	(7.2)	(11.0)
Reclassification out of Accumulated Other Comprehensive Income | Retirement Benefit Adjustment
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense, net	0.5	0.6
Total	0.8	0.6
Reclassification out of Accumulated Other Comprehensive Income | Accumulated Defined Benefit Adjustment, Curtailment And Settlement Gains And Losses, Attributable to Parent
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other expense, net	$ 0.3	$ 0.0