v3.7.0.1
Earnings Per Share (Details) - USD ($)
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Earnings Per Share [Abstract]        
Net income $ 615,562 $ 627,068 $ 6,072,979 $ 5,661,305
Weighted average common shares 7,227,171 7,160,650 7,212,289 7,140,914
Effect of dilutive securities:        
Options to purchase common stock (in shares) 46,669 12,062 32,275 7,951
Diluted average common shares 7,273,840 7,172,712 7,244,564 7,148,865
Earnings Per Share of Common Stock:        
Basic (in dollars per share) $ 0.09 $ 0.09 $ 0.84 $ 0.79
Diluted (in dollars per share) $ 0.08 $ 0.09 $ 0.84 $ 0.79