Note 6 - Earnings (Loss) Per Share (Tables)

6 Months Ended

Apr. 30, 2021

Notes Tables

Schedule of Weighted Average Number of Shares [Table Text Block]

	Three Months Ended April 30,				Six Months Ended April 30,
	2021		2020		2021		2020
Weighted average shares outstanding for basic earnings (loss) per share		9,963,291		9,704,880		9,927,776		9,633,935
Add effects of potentially dilutive securities-assumed exercise of stock options		166,181		-		169,140		-
Weighted average shares outstanding for diluted earnings (loss) per share		10,129,472		9,704,880		10,096,916		9,633,935