Pension and Other Postretirement Plans - Net Periodic Benefit Cost (Detail) - Pension Plan [Member] - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2017	Jul. 31, 2016
United States [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 3,104	$ 2,873	$ 9,346	$ 8,618
Interest cost	3,180	3,983	9,635	11,949
Expected return on plan assets	(5,143)	(4,917)	(15,585)	(14,750)
Amortization of prior service cost (credit)	12	19	35	57
Amortization of net actuarial loss	2,366	2,120	7,150	6,360
Settlement loss	648		648
Total benefit cost	4,167	4,078	11,229	12,234
International [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	604	723	1,763	2,143
Interest cost	401	600	1,169	1,822
Expected return on plan assets	(334)	(368)	(978)	(1,133)
Amortization of prior service cost (credit)	(76)	(25)	(223)	(70)
Amortization of net actuarial loss	664	468	1,926	1,404
Total benefit cost	$ 1,259	$ 1,398	$ 3,657	$ 4,166

Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

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- Definition

Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

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Amount of cost recognized for passage of time related to 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 (h)(2)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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Amount of net periodic benefit cost (credit) for defined benefit plan.

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- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.

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- Definition

Amount of cost for 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 (h)(1)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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