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Note 15 - Share-based Compensation (Tables)

9 Months Ended

Jun. 30, 2023

Notes Tables

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

		Nine months ended
		June 30,
		2023				2022
Volatility			52.1	%			48.1	%
Risk-free interest rate			4.0	%			1.5	%
Dividend yield			0.0	%			0.0	%
Expected term in years			5.8				6.8

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

		Number of Shares				Weighted Average Grant Date Fair Value
Outstanding September 30, 2022			342,841			$	4.11
Granted			295,600			$	3.63
Released			(253,012	)		$	3.73
Forfeited/cancelled			-			$	-
Outstanding June 30, 2023			385,429			$	3.99

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

		Number of Shares				Weighted Average Exercise Price
Outstanding September 30, 2022			3,940,899			$	3.31
Granted			1,849,500			$	2.93
Forfeited/expired			(1,480,362	)		$	3.98
Exercised			(1,022,265	)		$	1.96
Outstanding June 30, 2023			3,287,772			$	3.21
Exerciseable June 30, 2023			817,726			$	3.41

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

Range of				Number				Weighted Average Remaining Contractual				Weighted Average Exercise				Number				Weighted Average Exercise
Exercise Prices				Outstanding				Term				Price				Exercisable				Price
$1.51	-	$2.64			189,157				1.88			$	1.88				159,157			$	1.73
$2.69	-	$2.69			1,100,000				6.27			$	2.69				-			$	-
$3.09	-	$3.39			1,160,388				4.93			$	3.33				192,138			$	3.39
$3.40	-	$8.03			838,227				4.76			$	4.04				466,431			$	3.99
					3,287,772				5.16			$	3.21				817,726			$	3.41

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

		Three Months Ended								Nine Months Ended
		June 30,								June 30,
		2023				2022				2023				2022
Cost of revenues		$	19			$	10			$	80			$	53
Selling, general and administrative			351				327				1,171				1,544
Research and development			26				18				78				53
		$	396			$	355			$	1,329			$	1,650

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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