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Post Retirement Benefit Plans - Actuarial Assumptions Used to Measure Benefit Obligations and Pension Costs (Details) | Oct. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2017
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Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 2.74% | 3.48% | 3.01%
Expected return on plan assets | 4.12% | 4.53% | 5.39%
Rate of compensation increase | 2.85% | 2.85% | 2.87%
United States |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 3.27% | 4.59% | 3.79%
Expected return on plan assets | 5.10% | 6.25% | 6.25%
Rate of compensation increase | 3.00% | 3.00% | 3.00%
Germany |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 0.73% | 1.80% | 1.72%
Rate of compensation increase | 2.75% | 2.75% | 2.75%
United Kingdom |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 1.76% | 2.50% | 2.37%
Expected return on plan assets | 3.60% | 3.60% | 6.00%
Netherlands |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 0.74% | 1.64% | 1.55%
Expected return on plan assets | 1.51% | 1.45% | 1.20%
Rate of compensation increase | 2.25% | 2.25% | 2.25%
Other International |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 3.98% | 4.84% | 4.46%
Expected return on plan assets | 6.00% | 5.69% | 5.70%

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- Definition Defined Benefit Plan Assumptions Used Calculating Benefit Obligation And Net Periodic Pension Expected Long Term Return On Assets + References No definition available. + Details
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- Definition Pension plans, postretirement and other employee benefits. + References No definition available. + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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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