Retirement, Pension and Other Postretirement Plans - Defined Benefit Plan Effect of One Percentage Point Change in Assumed Health Care Cost Trend Rates and Discount Rate (Detail) $ in Thousands	12 Months Ended
Oct. 31, 2016 USD ($)
Postretirement Benefit Plans, United States [Member]
Pension Plans Postretirement And Other Employee Benefits [Line Items]
Effect on total service and interest cost components increase in 2016	$ 628
Effect on postretirement obligation increase as of October 31, 2016	11,024
Effect on total service and interest cost components decrease in 2016	(495)
Effect on postretirement obligation decrease as of October 31, 2016	(8,836)
Postretirement Benefit Plans, International [Member]
Pension Plans Postretirement And Other Employee Benefits [Line Items]
Effect on total service and interest cost components increase in 2016	10
Effect on postretirement obligation increase as of October 31, 2016	146
Effect on total service and interest cost components decrease in 2016	(8)
Effect on postretirement obligation decrease as of October 31, 2016	$ (113)

Pension Plans, Postretirement and Other Employee Benefits [Line Items]

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- Definition

Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits.

+ 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 (m)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

+ Details

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- Definition

Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs.

+ References

+ Details

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- Definition

The effect of a one-percentage-point increase in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits.

+ References

+ Details

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- Definition

The effect of a one-percentage-point increase in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs.

+ References

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