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CONSOLIDATED BALANCE SHEETS (Parenthetical) (UNAUDITED) - $ / shares
Jan. 31, 2024
Oct. 31, 2023
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized 39,000,000 39,000,000
Common stock, shares issued 18,255,895 18,192,009
Common stock, shares outstanding 18,004,918 17,941,032
Treasury stock (in shares) 250,977 250,977
Series B Convertible Preferred Stock    
Temporary equity, par value per share (in dollars per share) $ 100.00 $ 100.00
Temporary equity, shares authorized (in shares) 50,000 50,000
Temporary equity, shares issued (in shares) 14,790 14,790
Temporary equity, shares outstanding (in shares) 14,790 14,790
Temporary equity, dividend rate 8.75% 8.75%
Series B-2 Preferred    
Temporary equity, par value per share (in dollars per share) $ 100.00 $ 100.00
Temporary equity, shares authorized (in shares) 10,000 10,000
Temporary equity, shares issued (in shares) 9,300 9,300
Temporary equity, shares outstanding (in shares) 9,300 9,300
Temporary equity, dividend rate 4.00% 4.00%
Liquidation preference per share (in dollars per share) $ 1,000 $ 1,000
Series A Junior Participating Preferred Stock    
Preferred stock, shares authorized (in shares) 20,000 20,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01