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Loans (Directors and Executive Officers, and Their Related Interests Transactions) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Loans [Abstract]    
Related party loans at beginning of period $ 393 $ 508
Advances 845 296
Repayments (318) (411)
Related party loans at end of period $ 920 $ 393