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SELECTED FINANCIAL STATEMENT INFORMATION (Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2023 | Apr. 30, 2022 | Apr. 30, 2023 | Apr. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Starting accumulated other comprehensive loss |  |  | $ (46,499) |
Unrealized gain (loss) |  |  | 28,845 |
Amortization of unrealized loss on defined benefit pension plan, net of tax | $ 13 | $ 22 | 28 | $ 33
Ending accumulated other comprehensive loss | (17,626) |  | (17,626) |
Foreign Currency Translation [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Starting accumulated other comprehensive loss |  |  | (45,369) |
Unrealized gain (loss) |  |  | 28,845 |
Ending accumulated other comprehensive loss | (16,524) |  | (16,524) |
Pension Benefit Obligation [Member] |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Starting accumulated other comprehensive loss |  |  | (1,130) |
Amortization of unrealized loss on defined benefit pension plan, net of tax |  |  | 28 |
Ending accumulated other comprehensive loss | $ (1,102) |  | $ (1,102) |

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