Securities (Scheduled Maturities Of Debt And Mortgage-Backed Securities) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Securities [Abstract]
Debt securities available for sale, Due in one year or less, Amortized cost	$ 5,974	$ 2,869
Debt securities available for sale, Due after one year through five years, Amortized cost	24,063	30,171
Debt securities available for sale, Due after five years through ten years, Amortized cost	25,584	12,166
Debt securities available for sale, Due after ten years, Amortized cost	1,955	2,704
Debt securities available for sale, Amortized cost	57,576	47,910
Mortgage-backed securities available for sale, Amortized cost	87,656	47,900
Total securities available for sale, Amortized cost	145,232	95,810
Debt securities available for sale, Due in one year or less, Estimated fair value	5,990	2,876
Debt securities available for sale, Due after one year through five years, Estimated fair value	24,068	30,214
Debt securities available for sale, Due after five years through ten years, Estimated fair value	25,385	12,133
Debt securities available for sale, Due after ten years, Estimated fair value	1,983	2,791
Debt securities available for sale, Estimated fair value	57,426	48,014
Mortgage-backed securities available for sale, Estimated fair value	86,392	47,208
Total securities available for sale, Estimated fair value	143,818	95,222
Debt securities held to maturity, Due in one year or less, Amortized cost	4,077	780
Debt securities held to maturity, Due after one year through five years, Amortized cost	690	289
Debt securities held to maturity, Due after five years through ten years, Amortized cost	473	814
Debt securities held to maturity, Due after ten years, Amortized cost	94	100
Held to maturity, Amortized cost	5,334	1,983
Debt securities held to maturity, Due in one year or less, Estimated fair value	4,053	778
Debt securites held to maturity, Due after one year through five years, Estimated fair value	661	283
Debt securites held to maturity, Due after five years through ten years, Estimated fair value	464	805
Debt securities held to maturity, Due after ten years, Estimated fair value	83	93
Held to maturity, Estimated fair value	$ 5,261	$ 1,959