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EARNINGS PER SHARE - Reconciliation of Shares Used to Calculate Basic and Diluted Earnings Per Share (Details) - shares | 12 Months Ended
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Oct. 31, 2023 | Oct. 31, 2022 | Oct. 31, 2021
Class A common stock |  |  |
Class of Stock [Line Items] |  |  |
Basic (in shares) | 25,592,928 | 26,251,536 | 26,525,529
Assumed conversion of stock options and unvested shares (shares) | 406,303 | 359,176 | 133,692
Diluted shares (in shares) | 25,999,231 | 26,610,712 | 26,659,221
Class B common stock |  |  |
Class of Stock [Line Items] |  |  |
Basic (in shares) | 21,472,531 | 21,995,865 | 22,007,725
Diluted shares (in shares) | 21,472,531 | 21,995,865 | 22,007,725

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