Business Segments (Narrative) (Details) $ in Millions	3 Months Ended	6 Months Ended
Jun. 28, 2025 USD ($) Facility continent segment	Jun. 29, 2024 USD ($)	Jun. 28, 2025 USD ($) Facility continent segment	Jun. 29, 2024 USD ($)
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 \| $	$ 3.0	$ 1.8	$ 10.6	$ 8.4
Minimum
Segment Reporting, Revenue Reconciling Item [Line Items]
Number of Processing and Transfer Facilities \| Facility	260		260

Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-22

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 280
-SubTopic 10
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-03(7)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 270
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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