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Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Jan. 31, 2021
Accounting Policies [Abstract] |
Schedule of Comprehensive Income (Loss) by Component | The following table summarizes the changes in other comprehensive income (loss) by component (in thousands):
| Three Months Ended January 31,
| 2021 |  | 2020
| Pre-tax Amount |  | Tax (Expense) Benefit |  | Net Amount |  | Pre-tax Amount |  | Tax (Expense) Benefit |  | Net Amount
Foreign currency translation adjustments | $ | 795 |  |  | $ | — |  |  | $ | 795 |  |  | $ | (1,267) |  |  | $ | — |  |  | $ | (1,267) |
Minimum pension liability adjustments: |  |  |  |  |  |  |  |  |  |  |
Other comprehensive gain before reclassifications | 185 |  |  | (51) |  |  | 134 |  |  | 185 |  |  | (50) |  |  | 135 |
Other comprehensive income (loss) | $ | 980 |  |  | $ | (51) |  |  | $ | 929 |  |  | $ | (1,082) |  |  | $ | (50) |  |  | $ | (1,132) |
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 |  | 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 | 795 |  |  | 134 |  |  | — |  |  |  |  | 929 |
Balance as of January 31, 2021 | $ | (2,274) |  |  | $ | (4,345) |  |  | $ | — |  |  |  |  | $ | (6,619) |
| Foreign Currency Translation Loss |  | Defined Benefit Pension Plan |  | Available-for-Sale Securities |  |  |  | Accumulated Other Comprehensive (Loss) Income
Balance as of October 31, 2019 | $ | (2,362) |  |  | $ | (4,753) |  |  | $ | (140) |  |  |  |  | $ | (7,255) |
Other comprehensive (loss) income | (1,267) |  |  | 135 |  |  | — |  |  |  |  | (1,132) |
Balance as of January 31, 2020 | $ | (3,629) |  |  | $ | (4,618) |  |  | $ | (140) |  |  |  |  | $ | (8,387) |

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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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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