Securities (Summary Of Proceeds From Sales, Calls And Maturities, Principal Payments, Gains And Losses Of Securities) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Available-for-sale Securities [Abstract]
Securities available for sale, Proceeds from Sales	$ 72,453	$ 69,632	$ 80,914
Securities available for sale, Proceeds from Calls and Maturities	3,235	2,043	4,051
Securities available for sale, Proceeds from Principal Payments	35,881	38,502	34,390
Securities available for sale, Gross realized Gains	1,422	1,732	1,037
Securities available for sale, Gross realized Losses	$ 295	$ 288	$ 824