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Post Retirement Benefit Plans - Actuarial Assumptions Used to Measure Benefit Obligations and Pension Costs (Detail) | Oct. 31, 2018 | Oct. 31, 2017 | Oct. 31, 2016
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Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 3.48% | 3.01% | 3.08%
Expected return on plan assets | 4.53% | 5.39% | 5.51%
Rate of compensation increase | 2.85% | 2.87% | 2.87%
United States |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 4.59% | 3.79% | 3.79%
Expected return on plan assets | 6.25% | 6.25% | 6.25%
Rate of compensation increase | 3.00% | 3.00% | 3.00%
Foreign Plan | Germany |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 1.80% | 1.72% | 1.50%
Rate of compensation increase | 2.75% | 2.75% | 2.75%
Foreign Plan | United Kingdom |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 2.50% | 2.37% | 2.44%
Expected return on plan assets | 3.60% | 6.00% | 6.00%
Foreign Plan | Netherlands |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 1.64% | 1.55% | 1.32%
Expected return on plan assets | 1.45% | 1.20% | 1.88%
Rate of compensation increase | 2.25% | 2.25% | 2.25%
Foreign Plan | Other International |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Discount rate | 4.84% | 4.46% | 4.31%
Expected return on plan assets | 5.69% | 5.70% | 5.77%

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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=108410482&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=108410482&loc=d3e1928-114920 + Details
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