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Benefit Plans - Additional Information (Details) |  |  |  |  |  |  | 3 Months Ended | 12 Months Ended
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Nov. 17, 2024 | Apr. 04, 2024 shares | Dec. 11, 2023 USD ($) item shares | May 22, 2023 shares | Dec. 05, 2022 USD ($) item | Dec. 10, 2021 item USD ($) | Jan. 31, 2024 shares | Oct. 31, 2024 USD ($) shares | Oct. 31, 2023 USD ($) shares | Oct. 31, 2022 USD ($) shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Granted |  | 0 |  |  |  |  |  |  |  |
Noninterest Expense Directors Fees | $ |  |  |  |  |  |  |  | $ 200,000 | $ 200,000 | $ 200,000
Employer Matching Contribution Percentage |  |  |  |  |  |  |  | 2.00% |  |
Defined Contribution Plan, Cost Recognized | $ |  |  |  |  |  |  |  | $ 1,300,000 | $ 1,100,000 | $ 500,000
unrestricted common stock |  |  |  |  |  |  |  | 6,651 | 3,454 | 2,562
Restricted Stock Units |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted Stock or Unit Expense | $ |  |  |  |  |  |  |  | $ 14,300,000 |  |
Restricted Stock or Unit Expense weighted average period |  |  |  |  |  |  |  | 2 years |  |
Restricted Stock Units | Senior Management [Member] |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted Stock Awards and Units, Granted, Shares |  |  | 218,292 |  |  |  |  |  |  |
Performance Shares | Senior Management [Member] |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted Stock Awards and Units, Granted, Shares |  |  | 109,146 |  |  |  |  |  |  |
Time Based Awards | Senior Management [Member] |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted Stock Awards and Units, Granted, Shares |  |  | 109,146 |  |  |  |  |  |  |
Time Based Awards | Salaried Employees |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted Stock Awards and Units, Granted, Shares |  |  |  |  |  |  |  | 204,737 |  |
Maximum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted stock awards, general vesting period |  |  |  |  |  |  |  | 4 years |  |
Minimum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted stock awards, general vesting period |  |  |  |  |  |  |  | 3 years |  |
2018 Omnibus Incentive Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares authorized |  | 1,444,444 |  |  |  |  |  |  |  |
Common stock, shares available for issuance |  |  |  |  |  |  |  | 754,518 |  |
2018 Omnibus Incentive Plan | Maximum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Shares to be issued on exercise of stock options |  | 61,111 |  |  |  |  |  |  |  |
Additional number of shares authorized |  | 833,333 |  |  |  |  |  |  |  |
Number of shares authorized |  | 1,444,444 |  |  |  |  |  |  |  |
2018 Omnibus Incentive Plan | Maximum | Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock, shares reserved for issuance |  |  |  |  |  |  |  | 146,397 |  |
Amended and Restated 2018 Employee Stock Purchase Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Share price as percentage of offering price |  |  |  | 85.00% |  |  |  |  |  |
ESOP, period for which sale of shares is restricted |  |  |  | 6 months |  |  |  |  |  |
Amended and Restated 2018 Employee Stock Purchase Plan | Maximum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares that can be purchased by individual participant |  |  |  | 33 |  |  |  |  |  |
Additional number of shares authorized |  |  |  | 16,666 |  |  |  |  |  |
Number of shares authorized |  |  |  | 18,055 |  |  |  |  |  |
Long Term Incentive Plan Fiscal 2022 |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of award components | item |  |  |  |  |  | 2 |  |  |  |
Common stock, shares reserved for issuance |  |  |  |  |  |  |  | 5,849 |  |
Long Term Incentive Plan Fiscal 2022 | Relative Total Shareholder Return Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award Calibration Percentage |  |  |  |  |  | 100.00% |  |  |  |
Variance from Award Calibration Percentage |  |  |  |  |  | 50.00% |  |  |  |
Award Cap, Percent |  |  |  |  |  | 200.00% |  |  |  |
Award Additional Cap, Percent |  |  |  |  |  | 100.00% |  |  |  |
Threshold Consecutive Trading Days | $ |  |  |  |  |  | 20 |  |  |  |
Long Term Incentive Plan Fiscal 2022 | Relative Total Shareholder Return Performance Shares | Subsequent Event |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Percent of Performance Payout | 52.665% |  |  |  |  |  |  |  |  |
Long Term Incentive Plan Fiscal 2022 | Time Based Awards |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Vesting percentage |  |  |  |  |  |  |  |  |  | 33.00%
Long Term Incentive Plan Fiscal 2023 |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of award components | item |  |  |  |  | 2 |  |  |  |  |
Common stock, shares reserved for issuance |  |  |  |  |  |  |  | 35,539 |  |
Long Term Incentive Plan Fiscal 2023 | Relative Total Shareholder Return Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award Calibration Percentage |  |  |  |  | 100.00% |  |  |  |  |
Variance from Award Calibration Percentage |  |  |  |  | 50.00% |  |  |  |  |
Award Cap, Percent |  |  |  |  | 200.00% |  |  |  |  |
Award Additional Cap, Percent |  |  |  |  | 100.00% |  |  |  |  |
Threshold Consecutive Trading Days | $ |  |  |  |  | 60 |  |  |  |  |
Capital Shares reserved for future issuance |  |  |  |  | 200.00% |  |  |  |  |
Long Term Incentive Plan Fiscal 2023 | Time Based Awards |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Vesting percentage |  |  |  |  |  |  |  |  | 33.00% |
Long Term Incentive Plan Fiscal 2023 | Performance and Time Based Units |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Restricted Stock or Unit Expense weighted average period |  | 3 years |  |  |  |  |  |  |  |
Long Term Incentive Plan Fiscal 2024 |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of award components | item |  |  | 2 |  |  |  |  |  |  |
Common stock, shares reserved for issuance |  |  |  |  |  |  |  | 105,009 |  |
Long Term Incentive Plan Fiscal 2024 | Relative Total Shareholder Return Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Award Calibration Percentage |  |  | 100.00% |  |  |  |  |  |  |
Variance from Award Calibration Percentage |  |  | 0.50% |  |  |  |  |  |  |
Award Cap, Percent |  |  | 200.00% |  |  |  |  |  |  |
Award Additional Cap, Percent |  |  | 100.00% |  |  |  |  |  |  |
Threshold Consecutive Trading Days | $ |  |  | 20 |  |  |  |  |  |  |
Capital Shares reserved for future issuance |  |  | 200.00% |  |  |  |  |  |  |
Long Term Incentive Plan Fiscal 2024 | Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage of Target Performance |  |  |  |  |  |  |  | 100.00% |  |
Long Term Incentive Plan Fiscal 2024 | Time Based Awards |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Vesting percentage |  |  |  |  |  |  |  | 33.00% |  |
Long Term Incentive Plan Fiscal 2024 | Time Based Awards | Senior Management [Member] |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Phantom Stock Awards and Units, Granted, Shares |  |  |  |  |  |  | 109,146 |  |  |
Long Term Incentive Plan Fiscal 2024 | Time Based Awards | Salaried Employees |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Vesting percentage |  |  |  |  |  |  |  | 33.00% |  |

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