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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, 2023 | Oct. 31, 2022 | Oct. 31, 2021
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 | $ 197 | $ 172 |
Fair value of plan assets for defined benefit plan with benefit obligation in excess of plan assets. | 132 | 114 |
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) | 42 | (181) |
Projected benefit obligation and fair value of plan assets [Abstract] |  |  |
Total projected benefit obligation - aggregate benefit obligation | 682 | 665 |
Defined Benefit obligation where Fair Value exceeds Pension benefit obligation | 485 | 493 |
Fair Value of plan assets where fair value exceeds pension benefit obligation | 659 | 634 |
Benefit Obligation | 682 | 665 | $ 1,100
Accumulated benefit obligation and fair value of plan assets |  |  |
Accumulated benefit obligation in excess of fair value of plan assets - aggregate benefit obligation | 192 | 167 |
Accumulated benefit obligation in excess of accumulated benefit obligation - aggregate fair value of plan assets | 132 | 114 |
Accumulated Benefit Obligation where Fair Value of plan Assets exceeds ABO | 480 | 485 |
Fair value of plan assets for defined benefit pension plan where the fair value of plan assets exceeds ABO. | 659 | 634 |
Defined Benefit Plan, Accumulated Benefit Obligation | 672 | 652 |
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year | 18 |  |
Fair Value of Plan Assets | 791 | 748 | 1,093
Pension Plan | Foreign Plan | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 17 | 22 |
Pension Plan | Foreign Plan | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 367 | 360 |
Pension Plan | Foreign Plan | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 321 | 274 |
Pension Plan | Foreign Plan | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets |  | 92 |
Pension Plan | Foreign Plan | Other Contract |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 86 |  |
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 | 380 | 347 |
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 | 1 | 0 |
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 | 266 | 264 |
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 | 113 | 83 |
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] |  |  |
Unrealized gains/(losses) | 5 | (39) |
Purchases, sales, issuances, and settlements | (6) | (5) |
Transfers in (out) | 0 | 159 |
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) | 5 | (23) |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 86 | 92 | 0
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 |  | 92 |
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 | 86 |  |
Pension Plan | Foreign Plan | Significant Other Observable Inputs (Level 2) |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 129 | 120 |
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 | 16 | 22 |
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 | 113 | 98 |
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 | 196 | 189 |
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 | 101 | 96 |
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 | 95 | 93 |
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 | 3 | 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 | 340 | 354 |
Fair Value of plan assets where fair value exceeds pension benefit obligation | 359 | 396 |
Benefit Obligation | 343 | 357 | 512
Accumulated benefit obligation and fair value of plan assets |  |  |
Accumulated benefit obligation in excess of fair value of plan assets - aggregate benefit obligation | 3 | 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 | 340 | 354 |
Fair value of plan assets for defined benefit pension plan where the fair value of plan assets exceeds ABO. | 359 | 396 |
Defined Benefit Plan, Accumulated Benefit Obligation | 343 | 357 |
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year | 0 |  |
Fair Value of Plan Assets | 359 | 396 | 551
Assets for Plan Benefits, Defined Benefit Plan | 359 |  |
Pension Plan | UNITED STATES | Cash and Cash Equivalents |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 2 | 1 |
Pension Plan | UNITED STATES | Defined Benefit Plan, Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 182 | 194 |
Pension Plan | UNITED STATES | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 174 | 199 |
Pension Plan | UNITED STATES | Other Investments |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 2 |
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 |  | 49 |
Assets for Plan Benefits, Defined Benefit Plan | 44 |  |
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 | 44 | 49 |
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 |
Unrealized gains/(losses) | 0 | 0 |
Purchases, sales, issuances, and settlements | (1) | 0 |
Transfers in (out) | 0 | 0 |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 1 | 2 | 2
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 | 2 |
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 |  | 345 |
Assets for Plan Benefits, Defined Benefit Plan | 314 |  |
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 | 2 | 1 |
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 |  | 145 |
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 | 138 |  |
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 | 174 | 199 |
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 | 65 | 65 | 84
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 76 | 85 | 116
Post-Retirement Benefit Plan | UNITED STATES | 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 | Equity Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 39 | 42 |
Post-Retirement Benefit Plan | UNITED STATES | Fixed Income Securities |  |  |
Accumulated benefit obligation and fair value of plan assets |  |  |
Fair Value of Plan Assets | 36 | 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 | 10 | 10 |
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 | 10 | 10 |
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 |
Unrealized gains/(losses) | 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 | 65 | 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 | 0 | 0 |
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 | 29 | 32 |
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 | 36 | 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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