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Related Party Transactions (Tables)
 12 Months Ended
Dec. 31, 2017
Related Party Transactions [Abstract]  
Related party loan activity
Transactions in related party loans were as follows for the years ended December 31:

  
2017
  
2016
 
  
(dollars in thousands)
 
Beginning Balance
 
$
3,060
  
$
3,186
 
Additions
  
3,667
   
133
 
Repayments
  
(272
)
  
(259
)
  
$
6,455
  
$
3,060