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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS (Tables) | 12 Months Ended
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Oct. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] |
Schedule of Net Benefit Costs | For the years ended October 31, 2021, 2020 and 2019, components of net periodic benefit cost and other amounts recognized in other comprehensive income were comprised of:
| Pensions |  | U.S. Post-Retirement Benefit Plans
| U.S. Plans |  | Non-U.S. Plans |
| 2021 |  | 2020 |  | 2019 |  | 2021 |  | 2020 |  | 2019 |  | 2021 |  | 2020 |  | 2019
| (in millions)
Net periodic benefit cost (benefit) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost — benefits earned during the period | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 22 |  |  | $ | 24 |  |  | $ | 20 |  |  | $ | 1 |  |  | $ | 1 |  |  | $ | — |
Interest cost on benefit obligation | 14 |  |  | 15 |  |  | 18 |  |  | 8 |  |  | 8 |  |  | 14 |  |  | 2 |  |  | 3 |  |  | 4 |
Expected return on plan assets | (29) |  |  | (28) |  |  | (27) |  |  | (49) |  |  | (47) |  |  | (43) |  |  | (6) |  |  | (7) |  |  | (7) |
Amortization of net actuarial loss | 4 |  |  | 3 |  |  | 1 |  |  | 53 |  |  | 49 |  |  | 34 |  |  | 4 |  |  | 4 |  |  | 4 |
Amortization of prior service benefit | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (1) |  |  | (7) |  |  | (8) |
Total periodic benefit cost (benefit) | $ | (11) |  |  | $ | (10) |  |  | $ | (8) |  |  | $ | 34 |  |  | $ | 34 |  |  | $ | 25 |  |  | $ | — |  |  | $ | (6) |  |  | $ | (7) |
Settlement loss | $ | 1 |  |  | $ | 4 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Other changes in plan assets and benefit obligations recognized in other comprehensive (income) loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net actuarial (gain) loss | $ | (92) |  |  | $ | 26 |  |  | $ | 51 |  |  | $ | (114) |  |  | $ | 20 |  |  | $ | 104 |  |  | $ | (30) |  |  | $ | 5 |  |  | $ | 5 |
Amortization of net actuarial loss | (4) |  |  | (3) |  |  | (1) |  |  | (53) |  |  | (49) |  |  | (34) |  |  | (4) |  |  | (4) |  |  | (4) |
Amortization of prior service benefit | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 1 |  |  | 7 |  |  | 8 |
Loss due to settlement | (1) |  |  | (4) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Foreign currency | — |  |  | — |  |  | — |  |  | 5 |  |  | 10 |  |  | (3) |  |  | — |  |  | — |  |  | — |
Total recognized in other comprehensive (income) loss | $ | (97) |  |  | $ | 19 |  |  | $ | 50 |  |  | $ | (162) |  |  | $ | (19) |  |  | $ | 67 |  |  | $ | (33) |  |  | $ | 8 |  |  | $ | 9 |
Total recognized in net periodic benefit cost (benefit) and other comprehensive (income) loss | $ | (107) |  |  | $ | 13 |  |  | $ | 42 |  |  | $ | (128) |  |  | $ | 15 |  |  | $ | 92 |  |  | $ | (33) |  |  | $ | 2 |  |  | $ | 2 |
Schedule of Funded status of Defined Benefit and Post-Retirement Benefit plans | Funded Status. As of October 31, 2021 and 2020, the funded status of the defined benefit and post-retirement benefit plans was:
| U.S. Defined Benefit Plans |  | Non-U.S. Defined Benefit Plans |  | U.S. Post-Retirement Benefit Plans
| 2021 |  | 2020 |  | 2021 |  | 2020 |  | 2021 |  | 2020
| (in millions)
Change in fair value of plan assets: |  |  |  |  |  |  |  |  |  |  |
Fair value — beginning of year | $ | 439 |  |  | $ | 432 |  |  | $ | 945 |  |  | $ | 911 |  |  | $ | 93 |  |  | $ | 95 |
Actual return on plan assets | 138 |  |  | 30 |  |  | 160 |  |  | (2) |  |  | 28 |  |  | 6 |
Employer contributions | — |  |  | — |  |  | 19 |  |  | 32 |  |  | — |  |  | — |
Participants' contributions | — |  |  | — |  |  | 1 |  |  | 1 |  |  | — |  |  | — |
Benefits paid | (8) |  |  | (8) |  |  | (31) |  |  | (31) |  |  | (5) |  |  | (8) |
Settlements | (18) |  |  | (15) |  |  | — |  |  | — |  |  | — |  |  | — |
Currency impact | — |  |  | — |  |  | (1) |  |  | 34 |  |  | — |  |  | — |
Fair value — end of year | $ | 551 |  |  | $ | 439 |  |  | $ | 1,093 |  |  | $ | 945 |  |  | $ | 116 |  |  | $ | 93 |
Change in benefit obligation: |  |  |  |  |  |  |  |  |  |  |
Benefit obligation — beginning of year | $ | 510 |  |  | $ | 491 |  |  | $ | 1,094 |  |  | $ | 1,067 |  |  | $ | 94 |  |  | $ | 94 |
Service cost | — |  |  | — |  |  | 22 |  |  | 24 |  |  | 1 |  |  | 1 |
Interest cost | 14 |  |  | 15 |  |  | 8 |  |  | 8 |  |  | 2 |  |  | 3 |
Participants' contributions | — |  |  | — |  |  | 1 |  |  | 1 |  |  | — |  |  | — |
Actuarial (gain) loss | 15 |  |  | 28 |  |  | 2 |  |  | (19) |  |  | (8) |  |  | 4 |
Benefits paid | (8) |  |  | (9) |  |  | (31) |  |  | (31) |  |  | (5) |  |  | (8) |
Settlements | (19) |  |  | (15) |  |  | — |  |  | — |  |  | — |  |  | — |
Currency impact | — |  |  | — |  |  | 4 |  |  | 44 |  |  | — |  |  | — |
Benefit obligation — end of year | $ | 512 |  |  | $ | 510 |  |  | $ | 1,100 |  |  | $ | 1,094 |  |  | $ | 84 |  |  | $ | 94 |
Overfunded (underfunded) status of PBO | $ | 39 |  |  | $ | (71) |  |  | $ | (7) |  |  | $ | (149) |  |  | $ | 32 |  |  | $ | (1) |
Amounts recognized in the consolidated balance sheet |
Amounts recognized in the consolidated balance sheet consist of: |  |  |  |  |  |  |  |  |  |  |
Other assets | $ | 46 |  |  | $ | — |  |  | $ | 160 |  |  | $ | 123 |  |  | $ | 32 |  |  | $ | — |
Employee compensation and benefits | (1) |  |  | (1) |  |  | — |  |  | — |  |  | — |  |  | — |
Retirement and post-retirement benefits | (6) |  |  | (70) |  |  | (167) |  |  | (272) |  |  | — |  |  | (1) |
Total net asset (liability) | $ | 39 |  |  | $ | (71) |  |  | $ | (7) |  |  | $ | (149) |  |  | $ | 32 |  |  | $ | (1) |
Amounts recognized in accumulated other comprehensive income (loss) |
Amounts Recognized in Accumulated Other Comprehensive Income (Loss): |  |  |  |  |  |  |  |  |  |  |
Actuarial (gains) losses | $ | 36 |  |  | $ | 134 |  |  | $ | 149 |  |  | $ | 311 |  |  | $ | (23) |  |  | $ | 11 |
Prior service costs (benefits) | — |  |  | — |  |  | — |  |  | — |  |  | (4) |  |  | (5) |
Total | $ | 36 |  |  | $ | 134 |  |  | $ | 149 |  |  | $ | 311 |  |  | $ | (27) |  |  | $ | 6 |
Schedule of Allocation of Plan Assets | The following tables present the fair value of U.S. Defined Benefit Plans assets classified under the appropriate level of the fair value hierarchy as of October 31, 2021 and 2020.
|  |  | Fair Value Measurement at October 31, 2021 Using |  |
| October 31, 2021 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Not Subject to Leveling (1)
| (in millions)
Cash and Cash Equivalents | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 2 |
Equity | 276 |  |  | 62 |  |  | — |  |  | — |  |  | 214 |
Fixed Income | 271 |  |  | 2 |  |  | — |  |  | — |  |  | 269 |
Other Investments | 2 |  |  | — |  |  | — |  |  | 2 |  |  | — |
Total assets measured at fair value | $ | 551 |  |  | $ | 64 |  |  | $ | — |  |  | $ | 2 |  |  | $ | 485 |
(1) Investments measured at the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.
|  |  | Fair Value Measurement at October 31, 2020 Using |  |
| October 31, 2020 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Not Subject to Leveling (1)
| (in millions)
Cash and Cash Equivalents | $ | 1 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 1 |
Equity | 357 |  |  | 77 |  |  | — |  |  | — |  |  | 280 |
Fixed Income | 79 |  |  | 39 |  |  | — |  |  | — |  |  | 40 |
Other Investments | 2 |  |  | — |  |  | — |  |  | 2 |  |  | — |
Total assets measured at fair value | $ | 439 |  |  | $ | 116 |  |  | $ | — |  |  | $ | 2 |  |  | $ | 321 |
(1) Investments measured at the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy. The following tables present the fair value of U.S. Post-Retirement Benefit Plans assets classified under the appropriate level of the fair value hierarchy as of October 31, 2021 and 2020.
|  |  | Fair Value Measurement at October 31, 2021 Using |  |
| October 31, 2021 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Not Subject to Leveling (1)
| (in millions)
Cash and Cash Equivalents | $ | 3 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 3 |
Equity | 55 |  |  | 13 |  |  | — |  |  | — |  |  | 42 |
Fixed Income | 57 |  |  | — |  |  | — |  |  | — |  |  | 57 |
Other Investments | 1 |  |  | — |  |  | — |  |  | 1 |  |  | — |
Total assets measured at fair value | $ | 116 |  |  | $ | 13 |  |  | $ | — |  |  | $ | 1 |  |  | $ | 102 |
(1) Investments measured at the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.
|  |  | Fair Value Measurement at October 31, 2020 Using |  |
| October 31, 2020 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Not Subject to Leveling (1)
| (in millions)
Cash and Cash Equivalents | $ | 4 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 4 |
Equity | 70 |  |  | 17 |  |  | — |  |  | — |  |  | 53 |
Fixed Income | 18 |  |  | 9 |  |  | — |  |  | — |  |  | 9 |
Other Investments | 1 |  |  | — |  |  | — |  |  | 1 |  |  | — |
Total assets measured at fair value | $ | 93 |  |  | $ | 26 |  |  | $ | — |  |  | $ | 1 |  |  | $ | 66 |
(1) Investments measured at the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy. The following tables present the fair value of non-U.S. Defined Benefit Plans assets classified under the appropriate level of the fair value hierarchy as of October 31, 2021 and 2020:
|  |  | Fair Value Measurement at October 31, 2021 Using |  |
| October 31, 2021 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Not Subject to Leveling (1)
| (in millions)
Cash and Cash Equivalents | $ | 25 |  |  | $ | — |  |  | $ | 24 |  |  | $ | — |  |  | $ | 1 |
Equity | 557 |  |  | 380 |  |  | 12 |  |  | — |  |  | 165 |
Fixed Income | 511 |  |  | 151 |  |  | 242 |  |  | — |  |  | 118 |
Other Investments | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total assets measured at fair value | $ | 1,093 |  |  | $ | 531 |  |  | $ | 278 |  |  | $ | — |  |  | $ | 284 |
(1) Investments measured at the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.
|  |  | Fair Value Measurement at October 31, 2020 Using |  |
| October 31, 2020 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  | Not Subject to Leveling (1)
| (in millions) |  |
Cash and Cash Equivalents | $ | 7 |  |  | $ | — |  |  | $ | 6 |  |  | $ | — |  |  | $ | 1 |
Equity | 504 |  |  | 315 |  |  | 48 |  |  | — |  |  | 141 |
Fixed Income | 434 |  |  | 102 |  |  | 238 |  |  | — |  |  | 94 |
Other Investments | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total assets measured at fair value | $ | 945 |  |  | $ | 417 |  |  | $ | 292 |  |  | $ | — |  |  | $ | 236 |
(1) Investments measured at the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.
Defined benefit plans assets measured at fair value using significant unobservable inputs (level 3) | For U.S. Defined Benefit Plans assets measured at fair value using significant unobservable inputs (level 3), the following table summarizes the change in balances during 2021 and 2020:
| Years Ended October 31.
| 2021 |  | 2020
Balance, beginning of year | $ | 2 |  |  | $ | 4 |
Realized gains/(losses) | 1 |  |  | (3) |
Unrealized gains/(losses) | — |  |  | 2 |
Purchases, sales, issuances, and settlements | (1) |  |  | (1) |
Transfers in (out) | — |  |  | — |
Balance, end of year | $ | 2 |  |  | $ | 2 |
For U.S. Post-Retirement Benefit Plans assets measured at fair value using significant unobservable inputs (level 3), the following table summarizes the change in balances during 2021 and 2020:
| Years Ended October 31,
| 2021 |  | 2020
Balance, beginning of year | $ | 1 |  |  | $ | 2 |
Realized gains/(losses) | 1 |  |  | (1) |
Unrealized gains/(losses) | — |  |  | 1 |
Purchases, sales, issuances, and settlements | (1) |  |  | (1) |
Transfers in (out) | — |  |  | — |
Balance, end of year | $ | 1 |  |  | $ | 1 |
Combined projected benefit obligation, accumulated benefit obligations and fair value of plan assets | The table below presents the combined projected benefit obligation ("PBO"), accumulated benefit obligation ("ABO") and fair value of plan assets, grouping plans using comparisons of the PBO and ABO relative to the plan assets as of October 31, 2021 or 2020.
| 2021 |  | 2020
| Benefit Obligation |  |  |  | Benefit Obligation |  |
| Fair Value of Plan Assets |  | Fair Value of Plan Assets
| PBO |  | PBO |
| (in millions)
U.S. defined benefit plans where PBO exceeds the fair value of plan assets | $ | 7 |  |  | $ | — |  |  | $ | 510 |  |  | $ | 439 |
U.S. defined benefit plans where fair value of plan assets exceeds PBO | 505 |  |  | 551 |  |  | — |  |  | — |
Total | $ | 512 |  |  | $ | 551 |  |  | $ | 510 |  |  | $ | 439 |
Non-U.S. defined benefit plans where PBO exceeds or is equal to the fair value of plan assets | $ | 691 |  |  | $ | 524 |  |  | $ | 697 |  |  | $ | 425 |
Non-U.S. defined benefit plans where fair value of plan assets exceeds PBO | 409 |  |  | 569 |  |  | 397 |  |  | 520 |
Total | $ | 1,100 |  |  | $ | 1,093 |  |  | $ | 1,094 |  |  | $ | 945 |
| ABO |  |  |  | ABO |  |
U.S. defined benefit plans where ABO exceeds the fair value of plan assets | $ | 7 |  |  | $ | — |  |  | $ | 510 |  |  | $ | 439 |
U.S. defined benefit plans where the fair value of plan assets exceeds ABO | 505 |  |  | 551 |  |  | — |  |  | — |
Total | $ | 512 |  |  | $ | 551 |  |  | $ | 510 |  |  | $ | 439 |
Non-U.S. defined benefit plans where ABO exceeds or is equal to the fair value of plan assets | $ | 668 |  |  | $ | 524 |  |  | $ | 675 |  |  | $ | 425 |
Non-U.S. defined benefit plans where fair value of plan assets exceeds ABO | 400 |  |  | 569 |  |  | 387 |  |  | 520 |
Total | $ | 1,068 |  |  | $ | 1,093 |  |  | $ | 1,062 |  |  | $ | 945 |
Schedule of expected benefit payments | The following table presents expected future benefit payments for the next 10 years:
| U.S. Defined Benefit Plans |  | Non-U.S. Defined Benefit Plans |  | U.S. Post-Retirement Benefit Plans
| (in millions)
2022 | $ | 34 |  |  | $ | 34 |  |  | $ | 6 |
2023 | $ | 33 |  |  | $ | 35 |  |  | $ | 6 |
2024 | $ | 37 |  |  | $ | 35 |  |  | $ | 7 |
2025 | $ | 35 |  |  | $ | 37 |  |  | $ | 7 |
2026 | $ | 34 |  |  | $ | 37 |  |  | $ | 7 |
2027 - 2031 | $ | 154 |  |  | $ | 199 |  |  | $ | 35 |
Assumptions used to calculate the net periodic cost and benefit obligation | Assumptions used to calculate the net periodic cost in each year were as follows:
| For years ended October 31,
| 2021 |  | 2020 |  | 2019
U.S. defined benefit plans: |  |  |  |  |
Discount rate | 2.75% |  | 3.25% |  | 4.50%
Expected long-term return on assets | 7.00% |  | 7.00% |  | 7.00%
Non-U.S. defined benefit plans: |  |  |  |  |
Discount rate | 0.07-1.54% |  | 0.22-1.81% |  | 0.83-2.68%
Average increase in compensation levels | 2.00-3.00% |  | 2.25-3.00% |  | 2.25-3.25%
Expected long-term return on assets | 4.00-5.50% |  | 4.00-5.75% |  | 4.00-5.75%
Interest crediting rate for cash balance plans | 0.10-0.50% |  | 0.00-0.75% |  | 0.75-0.90%
U.S. post-retirement benefits plans: |  |  |  |  |
Discount rate | 2.50% |  | 3.00% |  | 4.25%
Expected long-term return on assets | 7.00% |  | 7.00% |  | 7.00%
Current medical cost trend rate | 6.25% |  | 6.25% |  | 6.00%
Ultimate medical cost trend rate | 4.50% |  | 4.50% |  | 3.50%
Medical cost trend rate decreases to ultimate rate in year | 2029 |  | 2029 |  | 2029
Assumptions used to calculate the benefit obligation were as follows:
| As of the Years Ending October 31,
| 2021 |  | 2020
U.S. defined benefit plans: |  |  |
Discount rate | 2.75% |  | 2.75%
Non-U.S. defined benefit plans: |  |  |
Discount rate | 0.29-1.76% |  | 0.07-1.54%
Average increase in compensation levels | 2.00-3.50% |  | 2.00-3.00%
Interest crediting rate for cash balance plans | 0.30-0.50% |  | 0.10-0.50%
U.S. post-retirement benefits plans: |  |  |
Discount rate | 2.75% |  | 2.50%
Current medical cost trend rate | 6.00% |  | 6.25%
Ultimate medical cost trend rate | 4.50% |  | 4.50%
Medical cost trend rate decreases to ultimate rate in year | 2027 |  | 2029

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- Definition Tabular disclosure of the effect of fair value measurements using significant unobservable inputs (Level 3) on changes in plan assets of pension plans and/or other employee benefit plans for the period. + 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 (d)(iv)(02) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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