Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Revenues:
Revenues	$ 8,781,702	$ 10,177,559
Cost of revenues	4,179,597	5,088,301
Gross Profit	4,602,105	5,089,258
Operating expenses
Selling, general and administrative	2,821,525	2,751,008
Research and development	1,083,923	1,048,375
Total operating expenses	3,905,448	3,799,383
Income from operations	696,657	1,289,875
Other income	96,060	39,068
Income before income taxes	792,717	1,328,943
Income tax expense	172,390	283,003
Net income	$ 620,327	$ 1,045,940
Net income per common share - basic and diluted (in dollars per share)	$ 0.02	$ 0.03
Weighted average common shares outstanding:
Basic (in shares)	32,977,765	32,896,021
Diluted (in shares)	33,710,620	33,570,866
Product [Member]
Revenues:
Revenues	$ 8,007,938	$ 9,348,168
Service [Member]
Revenues:
Revenues	$ 773,764	$ 829,391