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Note 12 - Income (Loss) Per Share (Tables)
6 Months Ended
Mar. 31, 2016
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
 
 
Three months ended
March 31,
 
 
Six months ended
March 31,
 
 
 
2016
 
 
2015
 
 
2016
 
 
2015
 
Numerator:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Income available to common stockholders
  $ (664,663 )   $ 290,511     $ (1,044,736 )   $ 796,145  
                                 
Denominator:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Weighted average common shares outstanding
    31,828,167       33,253,719       32,146,928       33,244,929  
Assumed exercise of dilutive options and warrants
    -       594,246       -       571,876  
Weighted average dilutive shares outstanding
    31,828,167       33,847,965       32,146,928       33,816,805  
                                 
Basic income per common share
  $ (0.02 )   $ 0.01     $ (0.03 )   $ 0.02  
Diluted income per common share
  $ (0.02 )   $ 0.01     $ (0.03 )   $ 0.02  
                                 
Potentially dilutive securities outstanding at period end excluded from
the diluted computation as the inclusion would have been antidilutive:
                               
Options
    2,989,836       1,418,250       2,989,836       1,318,250  
Warrants
    -       1,627,945       -       1,627,945  
Total
    2,989,836       3,046,195       2,989,836       2,946,195