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RETIREMENT PLANS AND POST RETIREMENT PENSION PLANS, Assumptions (Details) | 12 Months Ended
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Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018
U.S. Plan | Pension Plan |  |  |
Assumptions used to calculate the net periodic cost |  |  |
Discount rate (in hundredths) | 3.25% | 4.50% | 3.75%
Expected long-term return on assets (in hundredths) | 7.00% | 7.00% | 7.00%
Assumptions used to calculate the benefit obligation |  |  |
Discount rate (in hundredths) | 2.75% | 3.25% |
U.S. Plan | Post-Retirement Benefit Plan |  |  |
Assumptions used to calculate the net periodic cost |  |  |
Discount rate (in hundredths) | 3.00% | 4.25% | 3.50%
Expected long-term return on assets (in hundredths) | 7.00% | 7.00% | 7.00%
Current medical cost trend rate | 6.25% | 6.00% | 6.00%
Ultimate medical cost trend rate | 4.50% | 3.50% | 3.50%
Medical cost trend rate decreases to ultimate rate in year | 2029 | 2029 | 2029
Assumptions used to calculate the benefit obligation |  |  |
Discount rate (in hundredths) | 2.50% | 3.00% |
Defined Benefit Plan, Health Care Cost Trend Rate Assumed, Next Fiscal Year | 6.25% | 6.25% |
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate | 4.50% | 4.50% |
Non-U.S. Plans | Pension Plan | Minimum |  |  |
Assumptions used to calculate the net periodic cost |  |  |
Discount rate (in hundredths) | 0.22% | 0.83% | 0.67%
Average increase in compensation levels (in hundredths) | 2.25% | 2.25% | 2.00%
Expected long-term return on assets (in hundredths) | 4.00% | 4.00% | 4.00%
Assumptions used to calculate the benefit obligation |  |  |
Discount rate (in hundredths) | 0.07% | 0.22% |
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase | 2.00% | 2.25% |
Non-U.S. Plans | Pension Plan | Maximum |  |  |
Assumptions used to calculate the net periodic cost |  |  |
Discount rate (in hundredths) | 1.81% | 2.68% | 2.52%
Average increase in compensation levels (in hundredths) | 3.00% | 3.25% | 3.25%
Expected long-term return on assets (in hundredths) | 5.75% | 5.75% | 6.00%
Assumptions used to calculate the benefit obligation |  |  |
Discount rate (in hundredths) | 1.54% | 1.81% |
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase | 3.00% | 3.00% |

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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit 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 (k)(1) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit 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 (k)(2) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit 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 (k)(3) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2919-114920 + Details
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- Definition Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit 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 (k)(2) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Assumed rate, for next fiscal year, based on annual change in cost of health care cost benefits used to measure expected cost of benefits covered by defined benefit postretirement plan. Factors include, but are not limited to, estimate of health care inflation, change in health care utilization or delivery pattern, technological advances, and change in health status of participant. Excludes factors for change in composition of plan population by age and dependency status. + 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 (l) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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