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Accumulated Other Comprehensive Income (Loss) (Tables) | 3 Months Ended
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Jan. 31, 2022
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Components of Accumulated Other Comprehensive Income (Loss) | Components of accumulated other comprehensive income (loss), on an after-tax basis where applicable, were as follows:
| As of
| January 31, 2022 |  | October 31, 2021
| (in thousands)
Cumulative currency translation adjustments | $ | (48,660) |  |  | $ | (48,047) |
Unrealized gain (loss) on derivative instruments, net of taxes | (2,051) |  |  | (1,311) |
Unrealized gain (loss) on available-for-sale securities, net of taxes | (746) |  |  | (246) |
Total accumulated other comprehensive income (loss) | $ | (51,457) |  |  | $ | (49,604) |
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 January 31, |  |
| 2022 |  | 2021 |  |  |  |
| (in thousands)
Reclassifications from accumulated other comprehensive income (loss) into unaudited condensed consolidated statements of income: |  |  |  |  |  |  |
Gain (loss) on cash flow hedges, net of taxes |  |  |  |  |  |  |
Revenues | $ | (571) |  |  | $ | 113 |  |  |  |  |
Operating expenses | (274) |  |  | 2,613 |  |  |  |  |
Total reclassifications into net income | $ | (845) |  |  | $ | 2,726 |  |  |  |  |

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