Bank Premises and Equipment, Net (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Depreciation	$ 843	$ 772	$ 803
Total building and equipment rental expense	271	135	138
Building and improvements [Member]
Property, Plant and Equipment [Line Items]
Depreciation	470	446	434
Furniture and equipment [Member]
Property, Plant and Equipment [Line Items]
Depreciation	$ 373	$ 326	$ 368