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Operating Leases (Tables)
3 Months Ended
Mar. 31, 2019
Operating Leases [Abstract]  
Future Minimum Rental Commitments Non-Cancelable Operating Leases
Future minimum rental commitments of branch facilities and office equipment due under non-cancelable operating leases at March 31, 2019, were as follows (dollars in thousands):

    
2019
 
$
434
 
2020
  
581
 
2021
  
406
 
2022
  
174
 
Thereafter
  
128
 
  
$
1,723