Retirement Plans - Assumptions Used in Determining Benefit Obligations and Net Periodic Benefit Cost (Details) - Pension Plan - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Weighted-average assumptions used to determine benefit obligations:
Discount rate	2.50%	3.00%
Assumptions used to determine net periodic benefit cost:
Discount rate	3.00%	4.40%
Expected return on plan assets	5.66%	6.31%
Additional year-end information:
Projected benefit obligation	$ 22,898	$ 22,267	$ 19,641
Accumulated benefit obligation	22,898	22,267
Fair value of plan assets	$ 19,352	$ 19,229	$ 17,237

No definition available.

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- Definition

Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.

+ References

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

+ References

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

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- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ References

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- Definition

Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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