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Borrowed Funds (Schedule of Pledged Collateral on Line of Credit) (Details)
$ in Thousands
Dec. 31, 2016
USD ($)
Pledged assets for secured line of credit $ 262,427
Residential Mortgage [Member]  
Loans pledged as collateral 199,577
Commercial Real Estate [Member]  
Loans pledged as collateral 29,263
Commercial and industrial [Member]  
Loans pledged as collateral 827
Residential mortgage- home equity [Member]  
Loans pledged as collateral $ 32,760