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Consolidated Statements of Operations - USD ($)
12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Revenues:    
Revenues $ 26,306,790 $ 20,314,178
Cost of revenues 13,567,076 10,035,577
Gross Profit 12,739,714 10,278,601
Operating expenses    
Selling, general and administrative 10,692,681 8,586,288
Research and development 3,523,498 2,500,053
Total operating expenses 14,216,179 11,086,341
Loss from operations (1,476,465) (807,740)
Other income 107,023 128,586
Loss from operations before income taxes (1,369,442) (679,154)
Income tax expense 2,375,600 197,600
Net loss $ (3,745,042) $ (876,754)
Net loss per common share - basic and diluted (in dollars per share) $ (0.12) $ (0.03)
Weighted average common shares outstanding:    
Basic and diluted (in shares) 32,492,645 31,855,430
Product [Member]    
Revenues:    
Revenues $ 23,495,788 $ 19,247,020
Service [Member]    
Revenues:    
Revenues $ 2,811,002 $ 1,067,158