Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Consolidated Statements Of Comprehensive Income [Abstract]
Net income	$ 3,873	$ 3,857	$ 7,754	$ 7,644
Other comprehensive income:
Net unrealized (depreciation) appreciation on securities available for sale, net of tax	(4,288)	5,635	(2,414)	11,547
Less reclassification adjustment for net gains related to securities available for sale included in net income, net of tax	(382)	(231)	(784)	(493)
Net unrealized (depreciation) appreciation on interest rate derivatives, net of tax	227	49	(162)	49
Actuarial (loss) gain on supplemental executive retirement plan, net of related tax	6	4	13	9
Total other comprehensive (loss) income	(4,437)	5,457	(3,347)	11,112
Total comprehensive (loss) income	$ (564)	$ 9,314	$ 4,407	$ 18,756