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Note 16 - Earnings per Share (Tables)
12 Months Ended
Dec. 31, 2015
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Years Ended December 31,

 
   

2015

   

2014

 
          (As restated)  

Net income-(numerator)

  $ 4,683,213     $ 4,089,622  
                 

Weighted average shares outstanding for basic EPS-(denominator)

    9,521,392       9,619,124  

Dilutive effect of stock options and restricted stock awards

    21,009       19,034  

Adjusted shares for diluted EPS

  $ 9,542,401     $ 9,638,158  
                 

Net income per common share

               

Basic

  $ 0.49     $ 0.43  

Diluted

  $ 0.49     $ 0.42