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Employee Benefit Plans - Significant Assumptions Used in Determination of Pension Expense (Details)	Oct. 31, 2017	Oct. 31, 2016
Compensation and Retirement Disclosure [Abstract]
Discount rate on projected benefit obligation	3.70%	3.70%

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- References

No definition available.

+ Details

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- Definition

The interest rate used to adjust for the time value of money for the 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 (k)(1)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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