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Note 13 - Share-based Compensation (Tables)

9 Months Ended

Jun. 30, 2018

Notes Tables

Share-based Compensation, Stock Options, Activity [Table Text Block]

		Number of Shares				Weighted Average Exercise Price
Outstanding October 1, 2017			4,663,502			$	2.16
Granted			3,500			$	2.21
Forfeited/expired			(87,083	)		$	2.79
Exercised			(579,653	)		$	1.77
Outstanding June 30, 2018			4,000,266			$	2.20
Exercisable June 30, 2018			2,894,363			$	2.30

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

		Three months ended								Nine months ended
		June 30,								June 30,
		2018				2017				2018				2017
Cost of revenues		$	5,111			$	6,192			$	16,367			$	17,943
Selling, general and administrative			123,311				272,118				352,766				856,215
Research and development			20,391				23,462				63,930				69,765
		$	148,813			$	301,772			$	433,063			$	943,923

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

		Nine months ended
		June 30,
		2018				2017
Volatility			45.4%				47.5%	-	53.7%
Risk free interest rate			2.2%				1.7%	-	2.0%
Forfeiture rate			10.0%					10.0%
Dividend yield			0.0%					0.0%
Expected life in years			4.6				3.8	-	4.6

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

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