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Note 14 - Capital Stock (Details Textual) $ / shares in Units, $ in Thousands |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jul. 12, 2005 $ / shares shares | Oct. 31, 2023 USD ($) $ / shares shares | Oct. 31, 2022 USD ($) $ / shares shares | Oct. 31, 2021 USD ($) shares | Sep. 01, 2022 USD ($) | Jan. 11, 2018 | Aug. 15, 2008 | Jul. 03, 2001 shares
Common Stock Dividends Percent of Increase from Class A to Class B |  | 110.00% |  |  |  |  |  |
Conversion of Stock From Class B to Class A Conversion Ratio |  | 1 |  |  |  |  |  |
Shareholder Ownership Percentage of Increase |  |  |  |  |  | 50.00% |  |
Preferred Stock, Shares Issued, Total (in shares) | shares |  | 5,600 | 5,600 |  |  |  |  |
Preferred Stock, Depositary Shares, Number of Shares of Preferred Stock in Each Depositary Share (in shares) | shares | 0.001 |  |  |  |  |  |  |
Payments of Dividends | $ |  | $ 10,675 | $ 10,675 | $ 0 |  |  |  |
Defined Contribution Plan, Employer Discretionary Contribution Amount | $ |  | $ 8,200 | $ 8,300 | $ 7,000 |  |  |  |
Treasury Stock, Shares, Acquired (in shares) | shares |  | 118,478 | 312,471 | 0 |  |  |  |
Treasury Stock, Value, Acquired, Cost Method | $ |  | $ 4,800 | $ 12,222 |  |  |  |  |
Shares Acquired, Average Cost Per Share (in dollars per share) | $ / shares |  | $ 40.51 | $ 39.12 |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |
Shareholder Ownership Percentage |  |  |  |  |  | 5.00% |  |
Common Class A [Member] |  |  |  |  |  |  |  |
Common Stock Voting Rights Votes per Share Number |  | 1 |  |  |  |  |  |
Shareholder Ownership Percentage |  |  |  |  |  |  | 4.90% |
Number of Rights |  |  |  |  |  |  | 1 |
Shareholders Pre Existing Ownership Percentage |  |  |  |  |  | 5.00% |  |
Shareholders Current Ownership Percentage |  |  |  |  |  | 5.00% |  |
Shareholders Ownership Percentage on Transfers |  |  |  |  |  | 5.00% |  |
Shareholders Ownership Percentage Threshold |  |  |  |  |  | 5.00% |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in shares) | shares |  |  |  |  |  |  |  | 200,000
Stock Repurchase Program, Authorized Amount | $ |  |  |  |  | $ 50,000 |  |  |
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ |  | $ 33,000 |  |  |  |  |  |
Common Class B [Member] |  |  |  |  |  |  |  |
Common Stock Voting Rights Votes per Share Number |  | 10 |  |  |  |  |  |
Preferred Class A [Member] |  |  |  |  |  |  |  |
Preferred Stock, Shares Issued, Total (in shares) | shares | 5,600 |  |  |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage | 7.625% |  |  |  |  |  |  |
Preferred Stock, Liquidation Preference Per Share (in dollars per share) | $ / shares | $ 25,000 |  |  |  |  |  |  |

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- Definition Percentage of ownership of shareholders for which if they increased their collevtive ownership of the aggregate amount of our outstanding shares by more than 50 percentage points over a defined period of time, under Section 382 of the Internal Revenue Code, would limit our ability to use NOLs and built-in losses if there was an "ownership change". + References No definition available. + Details
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