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Note 7 - Stock-based Compensation and Equity Transactions (Tables)

9 Months Ended

Jul. 31, 2020

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

		Nine Months Ended July 31,
		2020				2019
Risk-free interest rate			1.58	%			2.86	%
Dividend yield			0.63	%			0.98	%
Expected life of the option (in years)			7.01				5.90
Volatility factor			52.68	%			55.42	%

Share-based Payment Arrangement, Option, Activity [Table Text Block]

						Weighted
						Average
		Shares				Exercise Price
Outstanding at November 1, 2019			890,147			$	3.62
Options granted			140,241			$	6.40
Options exercised			(241,209	)		$	1.85
Options outstanding at July 31, 2020			789,179			$	4.66
Options exercisable at July 31, 2020			459,513			$	4.48
Options vested and expected to vest at July 31, 2020			788,143			$	4.67

X

- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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