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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
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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)

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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 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 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 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 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 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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