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Post Retirement Benefit Plans - Benefit Obligations in Excess of Plan Assets (Detail) - USD ($) $ in Millions | Oct. 31, 2017 | Oct. 31, 2016 | Oct. 31, 2015
--- | --- | --- | ---
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Plan assets | $ 568.6 | $ 626.3 | $ 624.7
United States |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Plan assets | 268.6 | 332.5 | 311.1
Foreign Plan | Germany |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Plan assets | 0.0 | 0.0 | 0.0
Foreign Plan | United Kingdom |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Plan assets | 188.9 | 185.1 | 208.4
Foreign Plan | Netherlands |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Plan assets | 97.5 | 96.1 | 92.7
Foreign Plan | Other International |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Plan assets | 13.6 | 12.6 | 12.5
Pension Plan |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Projected benefit obligation | 717.8 | 783.8 | 765.8
Accumulated benefit obligation | 686.8 | 752.9 |
Plan assets | 568.6 | 626.3 |
Plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | 522.9 | 492.7 |
Plans with accumulated benefit obligations in excess of plan assets, Plan assets | 379.7 | 342.5 |
Pension Plan | United States |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Projected benefit obligation | 387.6 | 470.2 | 432.1
Accumulated benefit obligation | 362.0 | 443.4 |
Plan assets | 268.6 | 332.5 |
Plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | 362.0 | 443.4 |
Plans with accumulated benefit obligations in excess of plan assets, Plan assets | 268.6 | 332.5 |
Pension Plan | Foreign Plan | Germany |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Projected benefit obligation | 39.9 | 41.8 | 38.7
Accumulated benefit obligation | 38.1 | 39.1 |
Plan assets | 0.0 | 0.0 |
Plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | 38.1 | 39.1 |
Plans with accumulated benefit obligations in excess of plan assets, Plan assets | 0.0 | 0.0 |
Pension Plan | Foreign Plan | United Kingdom |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Projected benefit obligation | 186.9 | 171.4 | 184.0
Accumulated benefit obligation | 186.9 | 171.4 |
Plan assets | 188.9 | 185.1 |
Plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | 111.3 | 0.0 |
Plans with accumulated benefit obligations in excess of plan assets, Plan assets | 100.3 | 0.0 |
Pension Plan | Foreign Plan | Netherlands |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Projected benefit obligation | 91.8 | 90.1 | 100.8
Accumulated benefit obligation | 88.3 | 88.7 |
Plan assets | 97.5 | 96.1 |
Plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | 0.0 | 0.0 |
Plans with accumulated benefit obligations in excess of plan assets, Plan assets | 0.0 | 0.0 |
Pension Plan | Foreign Plan | Other International |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |
Projected benefit obligation | 11.6 | 10.3 | $ 10.2
Accumulated benefit obligation | 11.5 | 10.3 |
Plan assets | 13.6 | 12.6 |
Plans with accumulated benefit obligation in excess of plan assets, accumulated benefit obligation | 11.5 | 10.2 |
Plans with accumulated benefit obligations in excess of plan assets, Plan assets | $ 10.8 | $ 10.0 |

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- Definition Pension plans, postretirement and other employee benefits. + References No definition available. + Details
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- Definition Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Fair value of assets that have been segregated and restricted to provide pension or postretirement benefits. Assets include, but are not limited to, stocks, bonds, other investments, earnings from investments, and contributions by the employer and employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Amount of accumulated benefit obligation for defined benefit pension plan with accumulated benefit obligation in excess of plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2417-114920 + Details
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- Definition Fair value of plan assets for defined benefit pension plan with accumulated benefit obligation in excess of plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2417-114920 + Details
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