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Note 15 - Share-based Compensation (Tables)

12 Months Ended

Sep. 30, 2020

Notes Tables

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

Volatility			44.5	%
Risk Free Interest Rate			1.40	%
Forfeiture rate			10.0	%
Dividend Yield			0.0	%
Espected life in years			5.35

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

		Number of Shares				Weighted Average Grant Date Fair Value
Outstanding September 30, 2019			274,849			$	2.59
Granted			231,270			$	2.95
Released			(198,106	)		$	2.66
Forfeited/cancelled			(4,999	)		$	2.58
Outstanding September 30, 2020			303,014			$	2.82

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

		Number of Shares				Weighted Average Exercise Price
Outstanding September 30, 2019			2,219,268			$	1.94
Granted			1,133,727			$	3.39
Forfeited/expired			(110,671	)		$	2.11
Exercised			(583,019	)		$	1.95
Outstanding September 30, 2020			2,659,305			$	2.56
Exerciseable September 30, 2020			1,110,789			$	2.03

Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

								Weighted Average				Weighted Average								Weighted Average
Range of				Number				Remaining				Exercise				Number				Exercise
Exercise Prices				Outstanding				Contractual Life				Price				Exercisable				Price
$1.31	-	$1.86			376,828				2.90			$	1.66				347,358			$	1.66
$1.99	-	$1.99			1,031,250				3.39			$	1.99				562,500			$	1.99
$2.02	-	$3.17			117,500				1.04			$	2.36				117,500			$	2.36
$3.39	-	$3.39			800,000				6.12			$	3.39				-			$	-
$3.40	-	$3.40			333,727				6.00			$	3.40				83,431			$	3.40
					2,659,305				4.36			$	2.56				1,110,789			$	2.03

Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

		Year ended
		September 30
		2020				2019
Cost of revenues		$	20			$	16
Selling, general and administrative			939				665
Research and development			21				54
		$	980			$	735

X

- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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