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Loans And Related Allowances for Loan Losses (Related Party Loans) (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2018
USD ($)
Loans and Related Allowance for Loan Losses [Abstract]  
Beginning Balance $ 9,049
Loans or advances 1,330
Repayments (1,430)
Ending Balance $ 8,949