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Note 12 - Earnings Per Common Share (Tables)
3 Months Ended
Mar. 31, 2020
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three months ended
 
    March 31,     March 31,  
(Dollars in thousands, except per share data)
 
2020
   
2019
 
Weighted average number of common shares outstanding used in basic earnings per common share calculation
   
4,625,908
     
4,598,234
 
Net dilutive effect of:
               
Restricted stock awards and options
   
27,718
     
28,503
 
Weighted average number of shares outstanding adjusted for effect of dilutive securities
   
4,653,626
     
4,626,737
 
Income available to common shareholders
  $
1,385
     
1,620
 
Basic earnings per common share
  $
0.30
     
0.35
 
Diluted earnings per common share
  $
0.30
     
0.35