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PENSION AND OTHER POSTRETIREMENT BENEFITS - Benefit Plan Obligations, Funded Status, and Assumptions (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 27, 2024 | Oct. 29, 2023 | Oct. 30, 2022
Change in Plan Assets (Fair Value): |  |  |
Employer contribution | $ 241 | $ 228 |
Pensions |  |  |
Change in Benefit Obligations: |  |  |
Beginning of year balance | (9,928) | (10,529) |
Service cost | (230) | (246) | $ (349)
Interest cost | (545) | (533) | (330)
Actuarial gain (loss) | (1,097) | 504 |
Benefits paid | 746 | 838 |
Settlement - benefit obligations |  | 112 |
Foreign exchange and other | (23) | (74) |
End of year balance | (11,077) | (9,928) | (10,529)
Change in Plan Assets (Fair Value): |  |  |
Beginning of year balance | 12,004 | 13,219 |
Plan assets actual gain (loss) | 1,703 | (387) |
Employer contribution | 96 | 70 |
Benefits paid | (746) | (838) |
Settlement - plan assets |  | (112) |
Foreign exchange and other | 23 | 52 |
End of year balance | 13,080 | 12,004 | 13,219
Funded (unfunded) status | $ 2,003 | $ 2,076 |
Weighted-Average Assumptions: |  |  |
Discount rates (as a percent) | 5.10% | 5.90% |
Rate of compensation increase (as a percent) | 4.30% | 3.80% |
Pensions | United States |  |  |
Weighted-Average Assumptions: |  |  |
Interest crediting rate - U.S. cash balance plans (as a percent) | 4.10% | 4.90% |
Pensions | Canada |  |  |
Change in Benefit Obligations: |  |  |
Settlement - benefit obligations |  | $ 112 |
Change in Plan Assets (Fair Value): |  |  |
Settlement - plan assets |  | (112) |
Net Periodic (Benefit) Cost |  |  |
Settlement |  | $ 36 |
Location of settlement |  | Other Cost and Expense, Operating |
OPEB |  |  |
Change in Benefit Obligations: |  |  |
Beginning of year balance | $ (3,029) | $ (3,341) |
Service cost | (17) | (27) | (45)
Interest cost | (174) | (176) | (99)
Actuarial gain (loss) | (385) | 285 |
Benefits paid | 263 | 260 |
Health care subsidies | (22) | (27) |
Foreign exchange and other | 2 | (3) |
End of year balance | (3,362) | (3,029) | (3,341)
Change in Plan Assets (Fair Value): |  |  |
Beginning of year balance | 2,028 | 2,136 |
Plan assets actual gain (loss) | 259 | (8) |
Employer contribution | 145 | 158 |
Benefits paid | (263) | (260) |
Foreign exchange and other | 2 | 2 |
End of year balance | 2,171 | 2,028 | $ 2,136
Funded (unfunded) status | $ (1,191) | $ (1,001) |
Weighted-Average Assumptions: |  |  |
Discount rates (as a percent) | 5.20% | 6.00% |

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