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Accumulated Other Comprehensive Income (Loss) (Tables) | 9 Months Ended
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Jul. 31, 2023
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Components of Accumulated Other Comprehensive Income (Loss) | The components of accumulated other comprehensive income (loss), on an after-tax basis where applicable, were as follows:
| As of
| July 31, 2023 |  | October 31, 2022
| (in thousands)
Cumulative currency translation adjustments | $ | (136,895) |  |  | $ | (156,192) |
Unrealized gains (losses) on derivative instruments, net of taxes | (9,116) |  |  | (75,486) |
Unrealized gains (losses) on available-for-sale securities, net of taxes | (1,273) |  |  | (2,599) |
Total | $ | (147,284) |  |  | $ | (234,277) |
Effect of Amounts Reclassified out of Each Component of Accumulated Other Comprehensive Income (Loss) into Net Income | The effect of amounts reclassified out of each component of accumulated other comprehensive income (loss) into net income was as follows:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
| 2023 |  | 2022 |  | 2023 |  | 2022
| (in thousands)
Reclassifications: |  |  |  |  |  |  |
Gains (losses) on cash flow hedges, net of taxes |  |  |  |  |  |  |
Revenues | $ | (1,352) |  |  | $ | 3,651 |  |  | $ | (10,856) |  |  | $ | 3,309 |
Operating expenses | (3,898) |  |  | (3,687) |  |  | (12,025) |  |  | (4,852) |
Total | $ | (5,250) |  |  | $ | (36) |  |  | $ | (22,881) |  |  | $ | (1,543) |

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