Business Segments (Narrative) (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2025 USD ($) Facility continent segment	Sep. 28, 2024 USD ($)	Sep. 27, 2025 USD ($) Facility continent segment	Sep. 28, 2024 USD ($)
Segment Reporting, Revenue Reconciling Item [Line Items]
Number of Continents in which Entity Operates | continent	5		5
Number of Business Segments | segment	3		3
Investment Income, Interest | $	$ 1.3	$ 3.6	$ 11.9	$ 12.1
Minimum
Segment Reporting, Revenue Reconciling Item [Line Items]
Number of Processing and Transfer Facilities | Facility	260		260