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Note 13 - Earnings Per Share (Tables)
 9 Months Ended
Sep. 30, 2017
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three Months Ended
    
Nine Months Ended
  
   
September 30
    
September 30
  
   
2017
    
2016
    
2017
    
2016
  
                                 
Numerator
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Net Income Available to Common Stockholders
  
$
2,622
     $
1,880
    
$
6,961
     $
5,297
  
                                 
Denominator
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Weighted Average Number of Common Shares
Outstanding for Basic Earnings Per Common Share
  
 
8,439
      
8,439
    
 
8,439
      
8,439
  
                                 
Dilutive Effect of Potential Common Stock
                                
Restricted Stock
  
 
-
      
-
    
 
-
      
-
  
Stock Warrants
  
 
191
      
67
    
 
193
      
57
  
Weighted-Average Number of Shares Outstanding for
                                
Diluted Earnings Per Common Share
  
 
8,630
      
8,506
    
 
8,632
      
8,496
  
                                 
Earnings Per Share - Basic
  
$
0.31
     $
0.22
    
$
0.82
     $
0.63
  
                                 
Earnings Per Share - Diluted
  
$
0.30
     $
0.22
    
$
0.81
     $
0.62