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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS, Fair Value of Plan Assets (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Oct. 31, 2025 | Oct. 31, 2024 | Oct. 31, 2023
Pension Plan | Foreign Plan |  |  |
Fair value of plan assets [Abstract] |  |  |
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets | $ 271 | $ 249 |
Fair value of plan assets for defined benefit plan with benefit obligation in excess of plan assets. | 186 | 157 |
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward] |  |  |
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) | 33 | 21 |
Projected benefit obligation and fair value of plan assets [Abstract] |  |  |
Total projected benefit obligation - aggregate benefit obligation | 748 | 772 |
Defined Benefit obligation where Fair Value exceeds Pension benefit obligation | 477 | 523 |
Fair Value of plan assets where fair value exceeds pension benefit obligation | 758 | 760 |
Benefit Obligation | 748 | 772 | $ 682
Accumulated benefit obligation and fair value of plan assets |  |  |
Accumulated benefit obligation in excess of fair value of plan assets - aggregate benefit obligation | 263 | 241 |
Accumulated benefit obligation in excess of accumulated benefit obligation - aggregate fair value of plan assets | 186 | 157 |
Accumulated Benefit Obligation where Fair Value of plan Assets exceeds ABO | 475 | 518 |
Fair value of plan assets for defined benefit pension plan where the fair value of plan assets exceeds ABO. | 758 | 760 |
Defined Benefit Plan, Accumulated Benefit Obligation | 738 | 759 |
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year | 21 |  |
Fair Value of Plan Assets | 944 | 917 | 791
Pension Plan | Foreign Plan | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 11 | 26 |
Pension Plan | Foreign Plan | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 475 | 389 |
Pension Plan | Foreign Plan | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 314 | 352 |
Pension Plan | Foreign Plan | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 150 |
Pension Plan | Foreign Plan | Other Contract |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 144 |  |
Pension Plan | Foreign Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 443 | 379 |
Pension Plan | Foreign Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 5 | 14 |
Pension Plan | Foreign Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 377 | 305 |
Pension Plan | Foreign Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 61 | 60 |
Pension Plan | Foreign Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 0 |
Pension Plan | Foreign Plan | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Contract |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 |  |
Pension Plan | Foreign Plan | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward] |  |  |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | 0 | 4 |
Purchases, sales, issuances, and settlements | (8) | (7) |
Transfers in (out) | 0 | 60 |
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) | 2 | 7 |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 144 | 150 | 86
Pension Plan | Foreign Plan | Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | Foreign Plan | Significant Unobservable Inputs (Level 3) | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | Foreign Plan | Significant Unobservable Inputs (Level 3) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | Foreign Plan | Significant Unobservable Inputs (Level 3) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 150 |
Pension Plan | Foreign Plan | Significant Unobservable Inputs (Level 3) | Other Contract |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 144 |  |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 191 | 171 |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 6 | 12 |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 185 | 159 |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 0 |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) | Other Contract |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 |  |
Pension Plan | Foreign Plan | Fair Value Measured at Net Asset Value Per Share |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 166 | 217 |
Pension Plan | Foreign Plan | Fair Value Measured at Net Asset Value Per Share | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | Foreign Plan | Fair Value Measured at Net Asset Value Per Share | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 98 | 84 |
Pension Plan | Foreign Plan | Fair Value Measured at Net Asset Value Per Share | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 68 | 133 |
Pension Plan | Foreign Plan | Fair Value Measured at Net Asset Value Per Share | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 0 |
Pension Plan | Foreign Plan | Fair Value Measured at Net Asset Value Per Share | Other Contract |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 |  |
Pension Plan | UNITED STATES |  |  |
Fair value of plan assets [Abstract] |  |  |
Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets | 2 | 3 |
Fair value of plan assets for defined benefit plan with benefit obligation in excess of plan assets. | 0 | 0 |
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward] |  |  |
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) | 0 | 0 |
Projected benefit obligation and fair value of plan assets [Abstract] |  |  |
Defined Benefit obligation where Fair Value exceeds Pension benefit obligation | 359 | 363 |
Fair Value of plan assets where fair value exceeds pension benefit obligation | 429 | 414 |
Benefit Obligation | 361 | 366 | 343
Accumulated benefit obligation and fair value of plan assets |  |  |
Accumulated benefit obligation in excess of fair value of plan assets - aggregate benefit obligation | 2 | 3 |
Accumulated benefit obligation in excess of accumulated benefit obligation - aggregate fair value of plan assets | 0 | 0 |
Accumulated Benefit Obligation where Fair Value of plan Assets exceeds ABO | 359 | 363 |
Fair value of plan assets for defined benefit pension plan where the fair value of plan assets exceeds ABO. | 429 | 414 |
Defined Benefit Plan, Accumulated Benefit Obligation | 361 | 366 |
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year | 0 |  |
Fair Value of Plan Assets | 429 | 414 | 359
Assets for Plan Benefits, Defined Benefit Plan | 429 |  |
Pension Plan | UNITED STATES | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 4 | 2 |
Pension Plan | UNITED STATES | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 217 | 211 |
Pension Plan | UNITED STATES | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 207 | 200 |
Pension Plan | UNITED STATES | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 1 |
Pension Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 54 |
Assets for Plan Benefits, Defined Benefit Plan | 42 |  |
Pension Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 42 | 54 |
Pension Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward] |  |  |
Realized gains/(losses) | 0 | 0 |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | 0 | 0 |
Purchases, sales, issuances, and settlements | 0 | 0 |
Transfers in (out) | 0 | 0 |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 1 | 1
Assets for Plan Benefits, Defined Benefit Plan | 1 |  |
Pension Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 0 |
Pension Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 |  |
Pension Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 1 |
Pension Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 0 |
Assets for Plan Benefits, Defined Benefit Plan | 0 |  |
Pension Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 0 |
Pension Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 |  |
Pension Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Pension Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 359 |
Assets for Plan Benefits, Defined Benefit Plan | 386 |  |
Pension Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 4 | 2 |
Pension Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 157 |
Pension Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 175 |  |
Pension Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 207 | 200 |
Pension Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES |  |  |
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward] |  |  |
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) | 0 | 0 |
Projected benefit obligation and fair value of plan assets [Abstract] |  |  |
Benefit Obligation | 63 | 65 | 65
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 89 | 86 | 76
Post-Retirement Benefit Plan | UNITED STATES | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 4 | 1 |
Post-Retirement Benefit Plan | UNITED STATES | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 41 | 42 |
Post-Retirement Benefit Plan | UNITED STATES | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 43 | 42 |
Post-Retirement Benefit Plan | UNITED STATES | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 1 |
Post-Retirement Benefit Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 6 | 11 |
Post-Retirement Benefit Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 6 | 11 |
Post-Retirement Benefit Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit plan, change in fair value of plan assets, significant unobservable inputs (Level 3) (Roll Forward] |  |  |
Realized gains/(losses) | 0 | 0 |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | 0 | 0 |
Purchases, sales, issuances, and settlements | 0 | 0 |
Transfers in (out) | 0 | 0 |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 1 | $ 1
Post-Retirement Benefit Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Unobservable Inputs (Level 3) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 1 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Significant Other Observable Inputs (Level 2) | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 0 | 0 |
Post-Retirement Benefit Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 82 | 74 |
Post-Retirement Benefit Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 4 | 1 |
Post-Retirement Benefit Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 35 | 31 |
Post-Retirement Benefit Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 43 | 42 |
Post-Retirement Benefit Plan | UNITED STATES | Fair Value Measured at Net Asset Value Per Share | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | $ 0 | $ 0 |

X
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