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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Apr. 30, 2021
Accounting Policies [Abstract] |
Schedule of Comprehensive Income (Loss) by Component | The following tables summarizes the changes in other comprehensive income (loss) by component (in thousands):
| Three Months Ended April 30,
| 2021 |  | 2020
| Pre-tax Amount |  | Tax Expense |  | Net Amount |  | Pre-tax Amount |  | Tax Expense |  | Net Amount
Foreign currency translation adjustments | $ | 577 |  |  | $ | — |  |  | $ | 577 |  |  | $ | (619) |  |  | $ | — |  |  | $ | (619) |
Minimum pension liability adjustments: |  |  |  |  |  |  |  |  |  |  |
Other comprehensive gain before reclassifications | 184 |  |  | (50) |  |  | 134 |  |  | 110 |  |  | (50) |  |  | 60 |
Available-for-sale securities: |  |  |  |  |  |  |  |  |  |  |
Amounts reclassified to earnings included in "Selling, general and administrative" | — |  |  | — |  |  | — |  |  | 140 |  |  | — |  |  | 140 |
Other comprehensive income (loss) | $ | 761 |  |  | $ | (50) |  |  | $ | 711 |  |  | $ | (369) |  |  | $ | (50) |  |  | $ | (419) |
2. Summary of Significant Accounting Policies (continued)
| Six Months Ended April 30,
| 2021 |  | 2020
| Pre-tax Amount |  | Tax Expense |  | Net Amount |  | Pre-tax Amount |  | Tax Expense |  | Net Amount
Foreign currency translation adjustments | $ | 1,372 |  |  | $ | — |  |  | $ | 1,372 |  |  | $ | (1,886) |  |  | $ | — |  |  | $ | (1,886) |
Minimum pension liability adjustments: |  |  |  |  |  |  |  |  |  |  |
Other comprehensive gain before reclassifications | 368 |  |  | (100) |  |  | 268 |  |  | 295 |  |  | (100) |  |  | 195 |
Available-for-sale securities: |  |  |  |  |  |  |  |  |  |  |
Amounts reclassified to earnings included in "Selling, general and administrative" | — |  |  | — |  |  | — |  |  | 140 |  |  | — |  |  | 140 |
Other comprehensive income (loss) | $ | 1,740 |  |  | $ | (100) |  |  | $ | 1,640 |  |  | $ | (1,451) |  |  | $ | (100) |  |  | $ | (1,551) |
Schedule of Accumulated Other Comprehensive Income (Loss) by Component | The following table summarizes the changes in accumulated other comprehensive (loss) income by component (in thousands):
| Foreign Currency Translation (Loss) Income |  | Defined Benefit Pension Plan |  | Available-for-Sale Securities |  |  |  | Accumulated Other Comprehensive (Loss) Income
Balance as of October 31, 2020 | $ | (3,069) |  |  | $ | (4,479) |  |  | $ | — |  |  |  |  | $ | (7,548) |
Other comprehensive income | 1,372 |  |  | 268 |  |  | — |  |  |  |  | 1,640 |
Balance as of April 30, 2021 | $ | (1,697) |  |  | $ | (4,211) |  |  | $ | — |  |  |  |  | $ | (5,908) |
| Foreign Currency Translation Loss |  | Defined Benefit Pension Plan |  | Available-for-Sale Securities |  |  |  | Accumulated Other Comprehensive Loss
Balance as of October 31, 2019 | $ | (2,362) |  |  | $ | (4,753) |  |  | $ | (140) |  |  |  |  | $ | (7,255) |
Other comprehensive (loss) income | (1,886) |  |  | 195 |  |  | 140 |  |  |  |  | (1,551) |
Balance as of April 30, 2020 | $ | (4,248) |  |  | $ | (4,558) |  |  | $ | — |  |  |  |  | $ | (8,806) |

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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121641772&loc=d3e526-108580 + Details
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