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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS, Funded Status (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019
Change in benefit obligation: [Roll Forward] |  |  |
Actuarial gain (loss) | $ (9) | $ (13) |
Non-U.S. Plans | Pension Plan |  |  |
Change in fair value of plan assets: [Roll Forward] |  |  |
Fair Value Balance, beginning of year | 945 | 911 |
Actual return on plan assets | 160 | (2) |
Employer contributions | 19 | 32 |
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant | 1 | 1 |
Benefits paid | 31 | 31 |
Settlements | 0 | 0 |
Currency impact | (1) | 34 |
Fair Value Balance, end of year | 1,093 | 945 | $ 911
Change in benefit obligation: [Roll Forward] |  |  |
Benefit Obligation Balance, Beginning of year | 1,094 | 1,067 |
Service cost | 22 | 24 | 20
Interest cost | 8 | 8 | 14
Participant's contributions | 1 | 1 |
Actuarial gain (loss) | 2 | (19) |
Benefits paid | 31 | 31 |
Settlement | 0 | 0 |
Currency impact | 4 | 44 |
Benefit Obligation Balance, end of year | 1,100 | 1,094 | 1,067
Funded status of plan [Abstract] |  |  |
Funded status of plan | (7) | (149) |
Actuarial (gains) losses | 149 | 311 |
Prior service costs (benefits) | 0 | 0 |
Total | 149 | 311 |
U.S. Plan | Pension Plan |  |  |
Change in fair value of plan assets: [Roll Forward] |  |  |
Fair Value Balance, beginning of year | 439 | 432 |
Actual return on plan assets | 138 | 30 |
Employer contributions | 0 | 0 |
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant | 0 | 0 |
Benefits paid | 8 | 8 |
Settlements | (18) | (15) |
Currency impact | 0 | 0 |
Fair Value Balance, end of year | 551 | 439 | 432
Change in benefit obligation: [Roll Forward] |  |  |
Benefit Obligation Balance, Beginning of year | 510 | 491 |
Service cost | 0 | 0 | 0
Interest cost | 14 | 15 | 18
Participant's contributions | 0 | 0 |
Actuarial gain (loss) | 15 | 28 |
Benefits paid | 8 | 9 |
Settlement | (19) | (15) |
Currency impact | 0 | 0 |
Benefit Obligation Balance, end of year | 512 | 510 | 491
Funded status of plan [Abstract] |  |  |
Funded status of plan | 39 | (71) |
Actuarial (gains) losses | 36 | 134 |
Prior service costs (benefits) | 0 | 0 |
Total | 36 | 134 |
U.S. Plan | Post-Retirement Benefit Plan |  |  |
Change in fair value of plan assets: [Roll Forward] |  |  |
Fair Value Balance, beginning of year | 93 | 95 |
Actual return on plan assets | 28 | 6 |
Employer contributions | 0 | 0 |
Defined Benefit Plan, Plan Assets, Contributions by Plan Participant | 0 | 0 |
Benefits paid | 5 | 8 |
Settlements | 0 | 0 |
Currency impact | 0 | 0 |
Fair Value Balance, end of year | 116 | 93 | 95
Change in benefit obligation: [Roll Forward] |  |  |
Benefit Obligation Balance, Beginning of year | 94 | 94 |
Service cost | 1 | 1 | 0
Interest cost | 2 | 3 | 4
Participant's contributions | 0 | 0 |
Actuarial gain (loss) | (8) | 4 |
Benefits paid | 5 | 8 |
Settlement | 0 | 0 |
Currency impact | 0 | 0 |
Benefit Obligation Balance, end of year | 84 | 94 | $ 94
Funded status of plan [Abstract] |  |  |
Funded status of plan | 32 | (1) |
Actuarial (gains) losses | (23) | 11 |
Prior service costs (benefits) | (4) | (5) |
Total | (27) | 6 |
Other Assets | Non-U.S. Plans | Pension Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | 160 | 123 |
Other Assets | U.S. Plan | Pension Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | 46 | 0 |
Other Assets | U.S. Plan | Post-Retirement Benefit Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | 32 | 0 |
Employee compensation and benefits [Member] | Non-U.S. Plans | Pension Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | 0 | 0 |
Employee compensation and benefits [Member] | U.S. Plan | Pension Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | (1) | (1) |
Employee compensation and benefits [Member] | U.S. Plan | Post-Retirement Benefit Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | 0 | 0 |
Retirement and post-retirement benefits | Non-U.S. Plans | Pension Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | (167) | (272) |
Retirement and post-retirement benefits | U.S. Plan | Pension Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | (6) | (70) |
Retirement and post-retirement benefits | U.S. Plan | Post-Retirement Benefit Plan |  |  |
Funded status of plan [Abstract] |  |  |
Funded status of plan | $ 0 | $ (1) |

X
- Definition The net increase or decrease of changes in the value of either the benefit obligation or the plan assets resulting from experience different from that assumed or from a change in an actuarial assumption, or the consequence of a decision to temporarily deviate from the substantive plan, recognized in other comprehensive income. + References No definition available. + Details
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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 + Details
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- Definition Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(6) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 + Details
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- Definition Amount of payment, which decreases benefit obligation of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract. Excludes decreases to benefit obligation for remeasurement due to settlement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(10) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Amount of contribution received by defined benefit plan from employer which increases plan assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4587-114921 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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