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Weighted Average Assumptions Used in the Measurement of Benefit Obligations (Detail)	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.56%	5.14%	5.37%
Other Benefits | United States
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.30%	4.70%	4.90%
Other Benefits | Canada
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.60%	4.60%	5.10%

X

- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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