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Income Taxes (Details 3) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 31, 2023 | Oct. 31, 2022 | Oct. 31, 2021
Reconciliation of change in gross unrecognized tax benefits |  |  |
Balance, beginning of year | $ 4,922 | $ 5,780 | $ 6,591
Increase in benefit as a result of tax positions taken in prior years | 3,633 | 296 | 624
Increase in benefit as a result of tax positions taken in current year | 2,733 | 833 | 0
Decrease in benefit as a result of lapse of statute of limitations | (776) | (1,987) | (1,435)
Balance, end of year | $ 10,512 | $ 4,922 | $ 5,780

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