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Note 16 - Earnings Per Share Subsequent Event (Tables)
 12 Months Ended
Dec. 31, 2018
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
For the Year Ended December 31,
  
(in thousands, except share data)
  
2018
    
2017
  
Net income
   $
13,349
     $
147
  
                 
Basic weighted-average number of common stock outstanding
    
16,799,004
      
16,722,966
  
Plus: common share equivalents
    
21,749
      
17,322
  
Diluted weighted-average number of common stock outstanding
    
16,820,753
      
16,740,288
  
                 
Income per share of common stock:
                
Basic
   $
0.79
     $
0.01
  
Diluted
   $
0.79
     $
0.01