Pension and Other Benefit Programs - Contribution into Multiemployer Pension Plans and Health and Welfare Plans (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
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Sep. 27, 2025 |
Sep. 28, 2024 |
Sep. 30, 2023 |
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| Multiemployer Plans [Line Items] | |||
| Multiemployer Plan, Employer Contribution, Cost | $ 590 | $ 591 | $ 615 |
| Pension Plans | |||
| Multiemployer Plans [Line Items] | |||
| Multiemployer Plan, Employer Contribution, Cost | 314 | 291 | 316 |
| Postretirement Medical Plans | |||
| Multiemployer Plans [Line Items] | |||
| Multiemployer Plan, Employer Contribution, Cost | $ 276 | $ 300 | $ 299 |
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- Definition Amount of cost for employer contribution to multiemployer plan. Multiemployer plan includes, but is not limited to, pension plan determined to be individually significant and insignificant and other postretirement benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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