Securities (Scheduled Maturities Of Debt And Mortgage-Backed Securities) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Securities [Abstract]
Debt securities available for sale, Due in one year or less, Amortized cost	$ 4,557	$ 2,869
Debt securities available for sale, Due after one year through five years, Amortized cost	25,945	30,171
Debt securities available for sale, Due after five years through ten years, Amortized cost	25,989	12,166
Debt securities available for sale, Due after ten years, Amortized cost	1,955	2,704
Debt securities available for sale, Amortized cost	58,446	47,910
Mortgage-backed securities available for sale, Amortized cost	90,325	47,900
Total securities available for sale, Amortized cost	148,771	95,810
Debt securities available for sale, Due in one year or less, Estimated fair value	4,579	2,876
Debt securities available for sale, Due after one year through five years, Estimated fair value	26,170	30,214
Debt securities available for sale, Due after five years through ten years, Estimated fair value	25,887	12,133
Debt securities available for sale, Due after ten years, Estimated fair value	1,999	2,791
Debt securities available for sale, Estimated fair value	58,635	48,014
Mortgage-backed securities available for sale, Estimated fair value	89,665	47,208
Total securities available for sale, Estimated fair value	148,300	95,222
Debt securities held to maturity, Due in one year or less, Amortized cost	3,392	780
Debt securities held to maturity, Due after one year through five years, Amortized cost	495	289
Debt securities held to maturity, Due after five years through ten years, Amortized cost	506	814
Debt securities held to maturity, Due after ten years, Amortized cost	94	100
Held to maturity, Amortized cost	4,487	1,983
Debt securities held to maturity, Due in one year or less, Estimated fair value	3,388	778
Debt securites held to maturity, Due after one year through five years, Estimated fair value	483	283
Debt securites held to maturity, Due after five years through ten years, Estimated fair value	512	805
Debt securities held to maturity, Due after ten years, Estimated fair value	89	93
Held to maturity, Estimated fair value	$ 4,472	$ 1,959