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Note 15 - Share-based Compensation (Tables)

9 Months Ended

Jun. 30, 2022

Notes Tables

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

		Nine months ended
		June 30,
		2022				2021
Volatility			48.2	%			48.5	%
Risk-free interest rate			1.4	%			0.6	%
Dividend yield			0.0	%			0.0	%
Expected term in years			6.7				6.6

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

		Number of Shares				Weighted Average Grant Date Fair Value
Outstanding September 30, 2021			399,469			$	6.27
Granted			260,800			$	3.09
Released			(270,262	)		$	6.42
Forfeited/cancelled			(15,666	)		$	5.15
Outstanding June 30, 2022			374,341			$	4.00

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

		Number of Shares				Weighted Average Exercise Price
Outstanding September 30, 2021			2,745,384			$	3.02
Granted			322,000			$	4.77
Forfeited/expired			(10,000	)		$	5.43
Exercised			(130,000	)		$	1.95
Outstanding June 30, 2022			2,927,384			$	3.26
Exerciseable June 30, 2022			1,589,114			$	2.57

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

Range of Exercise Prices				Number Outstanding				Weighted Average Remaining Contractual Term				Weighted Average Exercise Price				Number Exercisable				Weighted Average Exercise Price
$1.31	-	$1.86			259,157				1.53			$	1.70				259,157			$	1.70
$1.99	-	$1.99			937,500				1.69			$	1.99				937,500			$	1.99
$3.21	-	$3.21			20,000				6.85			$	3.21				-			$	-
$3.39	-	$3.39			800,000				4.26			$	3.39				-			$	-
$3.43	-	$8.03			910,727				5.28			$	4.88				392,457			$	4.53
					2,927,384				3.53			$	3.26				1,589,114			$	2.57

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

		Three Months Ended								Nine Months Ended
		June 30,								June 30,
		2022				2021				2022				2021
Cost of revenues			10			$	10				53				24
Selling, general and administrative			327				424				1,544				904
Research and development			18				12				53				28
		$	355			$	446			$	1,650			$	956

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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