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Note 13 - Per Share Calculation - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Oct. 31, 2022 | Oct. 31, 2021 | Oct. 31, 2020
Net income | $ 225,490 | $ 607,817 | $ 50,928
Less: preferred stock dividends | (10,675) | 0 | 0
Less: undistributed earnings allocated to participating securities | (19,702) | (57,676) | (4,652)
Numerator for basic earnings per share | 195,113 | 550,141 | 46,276
Plus: undistributed earnings allocated to participating securities | 19,702 | 57,676 | 4,652
Less: undistributed earnings reallocated to participating securities | (19,717) | (58,687) | (4,652)
Numerator for diluted earnings per share | $ 195,098 | $ 549,130 | $ 46,276
Denominator for basic earnings per share – weighted average shares outstanding (in shares) | 6,437 | 6,287 | 6,189
Stock-based payments (in shares) | 291 | 108 | 395
Denominator for diluted earnings per share – weighted-average shares outstanding (in shares) | 6,728 | 6,395 | 6,584
Basic earnings per share (in dollars per share) | $ 30.31 | $ 87.50 | $ 7.48
Diluted earnings per share (in dollars per share) | $ 29.00 | $ 85.86 | $ 7.03

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