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Securities (Gross Unrealized Losses And Fair Value Of The Bank's Investments) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months	$ 7,190	$ 19,090
Unrealized Losses, Less than 12 months	420	282
Fair Value, More than 12 months	45,143	33,535
Unrealized Losses, More than 12 months	3,454	1,601
Fair Value, Total	52,333	52,625
Unrealized Losses, Total	3,874	1,883
US Treasuries [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, More than 12 months	1,780	1,858
Unrealized Losses, More than 12 months	180	98
Fair Value, Total	1,780	1,858
Unrealized Losses, Total	180	98
US Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months, Held-to-maturity	2,435	2,367
Unrealized Losses, Less than 12 months, Held-to-maturity	200	70
Fair Value, More than 12 months, Held-to-maturity	1,268	1,243
Unrealized Losses, More than 12 months, Held-to-maturity	109	32
Fair Value, Total, Held-to-maturity	3,703	3,610
Unrealized Losses, Total, Held-to-maturity	309	102
Fair Value, Less than 12 months	6,241	11,465
Unrealized Losses, Less than 12 months	379	215
Fair Value, More than 12 months	16,471	12,379
Unrealized Losses, More than 12 months	1,661	821
Fair Value, Total	22,712	23,844
Unrealized Losses, Total	2,040	1,036
Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months	949	2,802
Unrealized Losses, Less than 12 months	41	26
Fair Value, More than 12 months	11,276	9,712
Unrealized Losses, More than 12 months	675	250
Fair Value, Total	12,225	12,514
Unrealized Losses, Total	716	276
Municipals [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months		4,823
Unrealized Losses, Less than 12 months		41
Fair Value, More than 12 months	11,851	5,644
Unrealized Losses, More than 12 months	597	257
Fair Value, Total	11,851	10,467
Unrealized Losses, Total	597	298
Corporates [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less than 12 months
Unrealized Losses, Less than 12 months
Fair Value, More than 12 months	3,765	3,942
Unrealized Losses, More than 12 months	341	175
Fair Value, Total	3,765	3,942
Unrealized Losses, Total	$ 341	$ 175

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