Loans and the Allowance for Loan Losses (Narrative) (Details) $ in Thousands	Dec. 31, 2016 USD ($)
Residential Mortgages [Member]
Troubled Debt Restructurings considered as impaired	$ 1,000
Troubled Debt restructurings classified as performing in accordance with terms	776
Nonresidential Real Estate and Land [Member]
Troubled Debt Restructurings considered as impaired	1,000
Troubled Debt restructurings classified as performing in accordance with terms	1,000
Commercial [Member]
Troubled Debt Restructurings considered as impaired	511
Troubled Debt restructurings classified as performing in accordance with terms	$ 511