Borrowed Funds (Long-term Borrowings) (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) institiution	Dec. 31, 2014 USD ($) institiution	Dec. 31, 2008
Debt Disclosure [Abstract]
Reverse Repurchase Agreements, Number of Unaffiliated Institutions | institiution	2	2
Basis spread on variable rate	0.50%		2.75%
Long-term borrowings | $	$ 75,581	$ 77,490
Average interest rate paid on long-term borrowings	4.39%	4.16%