Quarterly report pursuant to Section 13 or 15(d)

Note 15 - Earnings Per Share (Details Textual)

v3.20.4
Note 15 - Earnings Per Share (Details Textual) - $ / shares
3 Months Ended
Jan. 31, 2021
Dec. 06, 2018
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) $ 11.50 $ 11.50
Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 13,017,777  
Unvested Stock Awards [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 3,100,000  
Vested Stock Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 1,200,000  
Unvested Stock Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 500,000  
Series A Preferred Stocks [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 2,500,000