Loans (Estimated Aggregate Amortization Expense) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Receivables [Abstract]
Amortization Expense, Next Twelve Months	$ 1,137
Amortization Expense, Year Two	767
Amortization Expense, Year Three	517
Amortization Expense, Year Four	349
Amortization Expense, Year Five	235
Amortization Expense, Thereafter	488
Total estimated amortization expense	$ 3,493	$ 3,348	$ 2,989	$ 2,767