Nature of Banking Activities and Significant Accounting Policies (Components of Accumulated Other Comprehensive Income, Net of Deferred Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Unrealized Gain (Loss) on Securities, Balance at end of year	$ 1,012	$ 1,466	$ 547
Change in Fair Value of Interest Rate Swap, Balance at end of year	0	(190)	(286)
Post Retirement Benefit Plan, Balance at end of year	39	39	44
Total accumulated other comprehensive income	1,051	1,315	305	$ 3,448
Unrealized Gain (Loss) on Securities, Change	(454)	919	(3,275)
Change in Fair Value of Interest Rate Swap, Change	190	96
Post Retirement Benefit Plan, Change	0	(5)
Total other comprehensive (loss) income	$ (264)	$ 1,010	$ (3,143)