Retirement Plans - Defined Contribution and Postretirement Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 27, 2024	Sep. 29, 2023	Sep. 30, 2022
Defined Benefit Plan Disclosure
Expense for the defined contribution plans	$ 57	$ 56	$ 59
Deferred Compensation Plans
Total deferred compensation liabilities	285	236
Postretirement Benefit Plans
Change in benefit obligation:
Benefit obligation	$ 11	$ 11

No definition available.

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- Definition

Amount of actuarial present value of benefits attributed to service rendered by employee for 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 (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- 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.

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- Definition

Amount of cost for defined contribution plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 70
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480794/715-70-50-1

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- Definition

Amount of the liabilities for deferred compensation arrangements classified as other.

+ References

No definition available.

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- Details

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