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Securities (Gross Unrealized Losses And Fair Value Of The Bank's Investments) (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
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Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | $ 12,262 | $ 19,090
Unrealized Losses, Less than 12 months | 608 | 282
Fair Value, More than 12 months | 40,122 | 33,535
Unrealized Losses, More than 12 months | 2,577 | 1,601
Fair Value, Total | 52,384 | 52,625
Unrealized Losses, Total | 3,185 | 1,883
US Treasuries [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, More than 12 months | 1,810 | 1,858
Unrealized Losses, More than 12 months | 149 | 98
Fair Value, Total | 1,810 | 1,858
Unrealized Losses, Total | 149 | 98
US Agency Obligations [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months, Held-to-maturity | 2,436 | 2,367
Unrealized Losses, Less than 12 months, Held-to-maturity | 167 | 70
Fair Value, More than 12 months, Held-to-maturity | 1,270 | 1,243
Unrealized Losses, More than 12 months, Held-to-maturity | 91 | 32
Fair Value, Total, Held-to-maturity | 3,706 | 3,610
Unrealized Losses, Total, Held-to-maturity | 258 | 102
Fair Value, Less than 12 months | 11,086 | 11,465
Unrealized Losses, Less than 12 months | 567 | 215
Fair Value, More than 12 months | 11,995 | 12,379
Unrealized Losses, More than 12 months | 1,152 | 821
Fair Value, Total | 23,081 | 23,844
Unrealized Losses, Total | 1,719 | 1,036
Mortgage-Backed Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | 963 | 2,802
Unrealized Losses, Less than 12 months | 31 | 26
Fair Value, More than 12 months | 11,236 | 9,712
Unrealized Losses, More than 12 months | 495 | 250
Fair Value, Total | 12,199 | 12,514
Unrealized Losses, Total | 526 | 276
Municipals [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Fair Value, Less than 12 months | 213 | 4,823
Unrealized Losses, Less than 12 months | 10 | 41
Fair Value, More than 12 months | 11,305 | 5,644
Unrealized Losses, More than 12 months | 448 | 257
Fair Value, Total | 11,518 | 10,467
Unrealized Losses, Total | 458 | 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 | 3,776 | 3,942
Unrealized Losses, More than 12 months | 333 | 175
Fair Value, Total | 3,776 | 3,942
Unrealized Losses, Total | $ 333 | $ 175

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