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Employee Retirement and Deferred Compensation Plans (Tables) | 12 Months Ended
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Oct. 31, 2017
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs | Information related to our retirement plans for each of the fiscal years ended October 31, 2017, 2016, and 2015, is as follows (amounts in thousands):
| 2017 |  | 2016 |  | 2015
Plan costs: |  |  |  |  |
Service cost | $ | 619 |  |  | $ | 562 |  |  | $ | 579 |
Interest cost | 1,142 |  |  | 1,276 |  |  | 1,232 |
Amortization of prior service cost | 969 |  |  | 947 |  |  | 806 |
Amortization of unrecognized losses | 137 |  |  | 42 |  |  | 81 |
| $ | 2,867 |  |  | $ | 2,827 |  |  | $ | 2,698 |
Projected benefit obligation: |  |  |  |  |
Beginning of year | $ | 38,980 |  |  | $ | 35,815 |  |  | $ | 34,606 |
Plan amendments adopted during year |  |  | 757 |  |  | 768 |
Service cost | 619 |  |  | 562 |  |  | 579 |
Interest cost | 1,142 |  |  | 1,276 |  |  | 1,232 |
Benefit payments | (1,318 | ) |  | (1,129 | ) |  | (988 | )
Change in unrecognized loss | (1,201 | ) |  | 1,699 |  |  | (382 | )
Projected benefit obligation, end of year | $ | 38,222 |  |  | $ | 38,980 |  |  | $ | 35,815 |
Unamortized prior service cost: |  |  |  |  |
Beginning of year | $ | 2,775 |  |  | $ | 2,965 |  |  | $ | 3,003 |
Plan amendments adopted during year |  |  | 757 |  |  | 768 |
Amortization of prior service cost | (969 | ) |  | (947 | ) |  | (806 | )
Unamortized prior service cost, end of year | $ | 1,806 |  |  | $ | 2,775 |  |  | $ | 2,965 |
Accumulated unrecognized loss, October 31 | $ | 1,560 |  |  | $ | 2,898 |  |  | $ | 1,240 |
Accumulated benefit obligation, October 31 | $ | 38,222 |  |  | $ | 38,980 |  |  | $ | 35,815 |
Accrued benefit obligation, October 31 | $ | 38,222 |  |  | $ | 38,980 |  |  | $ | 35,815 |
Schedule of Expected Benefit Payments [Table Text Block] | The table below provides, based upon the estimated retirement dates of the participants in the retirement plans, the amounts of benefits we would be required to pay in each of the next five fiscal years and for the five fiscal years ended October 31, 2027 in the aggregate (in thousands):
Year ending October 31, |  | Amount
2018 |  | $ | 1,358 |
2019 |  | $ | 2,242 |
2020 |  | $ | 2,444 |
2021 |  | $ | 2,702 |
2022 |  | $ | 2,893 |
November 1, 2022 – October 31, 2027 |  | $ | 15,736 |

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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + 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 (f) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + 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) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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