Borrowed Funds (Summary of Long-Term Borrowings) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016
Debt Disclosure [Abstract]
Long-term FHLB advances	$ 764	$ 767	$ 846
Long-term reverse repurchase agreements	45,000	45,000	72,000
Term loans	451	903	2,257
Total	$ 46,215	$ 46,670	$ 75,103