Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Revenues	$ 47,003	$ 43,010
Cost of revenues	23,577	20,371
Gross Profit	23,426	22,639
Operating expenses
Selling, general and administrative	17,424	12,044
Research and development	4,918	4,554
Total operating expenses	22,342	16,598
Income from operations	1,084	6,041
Other income, net	54	127
Income before income taxes	1,138	6,168
Income tax expense (benefit)	434	(5,706)
Net income	$ 704	$ 11,874
Net income per common share:
Basic (in dollars per share)	$ 0.02	$ 0.36
Diluted (in dollars per share)	$ 0.02	$ 0.35
Weighted average common shares outstanding:
Basic (in shares)	34,409,478	33,220,915
Diluted (in shares)	35,589,148	34,092,328
Product [Member]
Revenues	$ 41,602	$ 39,509
Service [Member]
Revenues	$ 5,401	$ 3,501