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Summary of Significant Accounting Policies - Summary of the Changes in Other Comprehensive (Loss) Income by Component (Details) - Accumulated Other Comprehensive Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019
Pre-tax Amount |  |  |
Foreign currency translation adjustments | $ (685) | $ (707) | $ (1,103)
Minimum pension liability adjustments: |  |  |
Other comprehensive gain (loss) before reclassifications | 3,440 | 205 | (859)
Available-for-sale securities: |  |  |
Amounts reclassified to earnings included in "Selling, general and administrative" | 0 | 0 | 0
Other comprehensive income (loss) | 2,755 | (502) | (1,962)
Tax (Expense) Benefit |  |  |
Foreign currency translation adjustments | 0 | 0 | 0
Minimum pension liability adjustments: |  |  |
Other comprehensive gain (loss) before reclassifications | (940) | 69 | 252
Available-for-sale securities: |  |  |
Amounts reclassified to earnings included in "Selling, general and administrative" | 0 | 140 | 0
Other comprehensive income (loss) | (940) | 209 | 252
Net Amount |  |  |
Foreign currency translation adjustments | (685) | (707) | (1,103)
Minimum pension liability adjustments: |  |  |
Other comprehensive gain (loss) before reclassifications | 2,500 | 274 | (607)
Available-for-sale securities: |  |  |
Amounts reclassified to earnings included in "Selling, general and administrative" | 0 | 140 | 0
Other comprehensive (loss) income | $ 1,815 | $ (293) | $ (1,710)

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