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Nature of Operations (Tables)
3 Months Ended
Mar. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Summary of Earnings Per Share, Basic and Diluted
   Three months ended 
(Dollars in thousands, except per share data)
  
2020
   
2019
 
Net income available to common shareholders
  $473   $1,868 
Weighted average basic common shares outstanding
   8,103,248    8,020,456 
Add: dilutive potential common shares
   66,650    82,087 
  
 
 
   
 
 
 
Weighted average diluted common shares outstanding
   8,169,898    8,102,543 
Basic earnings per share
  $0.06   $0.23 
  
 
 
   
 
 
 
Diluted earnings per share
  $0.06   $0.23