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Earnings Per Share (Details) - USD ($)
 3 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Numerator:    
Net income (loss) $ (215,438) $ 593,742
Denominator:    
Basic weighted average shares 16,909,638 16,955,726
Dilutive effect of share-based awards (in shares)   84,955
Diluted weighted average shares 16,909,638 17,040,681
Net Income per common share:    
Basic EPS (in dollars per share) $ (0.01) $ 0.04
Diluted EPS (in dollars per share) $ (0.01) $ 0.03
Options to purchase common stock outstanding (in shares) 611,168 682,668
Weighted dilutive shares outstanding excluded from the computation of diluted earnings per share 395,081 404,380