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Loans And Allowance For Loan Losses (Impaired Loans) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Financing Receivable, Impaired [Line Items] |  |
Totals: Recorded Investment | $ 6,580 | $ 7,690
Totals: Unpaid Principal Balance | 7,355 | 9,071
Totals: Related Allowance | 238 | 563
Totals: Average Recorded Investment | 7,138 | 8,747
Totals: Interest Income Recognized | 324 | 411
Commercial Mortgages-Owner Occupied [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment | 2,414 | 2,427
With No Related Allowance Recorded: Unpaid Principal Balance | 2,511 | 2,539
With No Related Allowance Recorded: Average Recorded Investment | 2,421 | 2,723
With No Related Allowance Recorded: Interest Income Recognized | 167 | 179
With An Allowance Recorded: Recorded Investment | 39 | 665
With An Allowance Recorded: Unpaid Principal Balance | 132 | 665
With An Allowance Recorded: Average Recorded Investment | 352 | 1,126
With An Allowance Recorded: Interest Income Recognized | 3 | 39
Totals: Recorded Investment | 2,453 | 3,092
Totals: Unpaid Principal Balance | 2,643 | 3,204
Totals: Related Allowance | 36 | 93
Totals: Average Recorded Investment | 2,773 | 3,849
Totals: Interest Income Recognized | 170 | 218
Commercial Mortgages-Non-Owner Occupied [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment | 131 | 675
With No Related Allowance Recorded: Unpaid Principal Balance | 132 | 690
With No Related Allowance Recorded: Average Recorded Investment | 403 | 512
With No Related Allowance Recorded: Interest Income Recognized | 8 | 30
With An Allowance Recorded: Recorded Investment | 90 | 73
With An Allowance Recorded: Unpaid Principal Balance | 90 | 73
With An Allowance Recorded: Average Recorded Investment | 82 | 74
With An Allowance Recorded: Interest Income Recognized | 6 | 5
Totals: Recorded Investment | 221 | 748
Totals: Unpaid Principal Balance | 222 | 763
Totals: Related Allowance | 20 | 18
Totals: Average Recorded Investment | 485 | 586
Totals: Interest Income Recognized | 14 | 35
Commercial Construction [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With An Allowance Recorded: Recorded Investment |  | 169
With An Allowance Recorded: Unpaid Principal Balance |  | 695
With An Allowance Recorded: Average Recorded Investment | 85 | 169
Totals: Recorded Investment |  | 169
Totals: Unpaid Principal Balance |  | 695
Totals: Related Allowance |  | 79
Totals: Average Recorded Investment | 85 | 169
Consumer Unsecured [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment |  |
With No Related Allowance Recorded: Unpaid Principal Balance |  |
With No Related Allowance Recorded: Average Recorded Investment |  |
With No Related Allowance Recorded: Interest Income Recognized |  |
With An Allowance Recorded: Recorded Investment | 1 | 2
With An Allowance Recorded: Unpaid Principal Balance | 1 | 2
With An Allowance Recorded: Average Recorded Investment | 2 | 1
Totals: Recorded Investment | 1 | 2
Totals: Unpaid Principal Balance | 1 | 2
Totals: Related Allowance | 1 | 2
Totals: Average Recorded Investment | 2 | 1
Consumer Secured [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment | 88 | 279
With No Related Allowance Recorded: Unpaid Principal Balance | 88 | 283
With No Related Allowance Recorded: Average Recorded Investment | 184 | 149
With No Related Allowance Recorded: Interest Income Recognized | 6 | 11
With An Allowance Recorded: Recorded Investment | 105 | 427
With An Allowance Recorded: Unpaid Principal Balance | 105 | 445
With An Allowance Recorded: Average Recorded Investment | 266 | 269
With An Allowance Recorded: Interest Income Recognized | 7 | 11
Totals: Recorded Investment | 193 | 706
Totals: Unpaid Principal Balance | 193 | 728
Totals: Related Allowance | 105 | 255
Totals: Average Recorded Investment | 450 | 418
Totals: Interest Income Recognized | 13 | 22
Residential Mortgages [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment | 1,876 | 1,580
With No Related Allowance Recorded: Unpaid Principal Balance | 1,953 | 1,673
With No Related Allowance Recorded: Average Recorded Investment | 1,728 | 1,568
With No Related Allowance Recorded: Interest Income Recognized | 89 | 63
With An Allowance Recorded: Recorded Investment | 375 | 151
With An Allowance Recorded: Unpaid Principal Balance | 390 | 178
With An Allowance Recorded: Average Recorded Investment | 263 | 425
With An Allowance Recorded: Interest Income Recognized | 11 | 3
Totals: Recorded Investment | 2,251 | 1,731
Totals: Unpaid Principal Balance | 2,343 | 1,851
Totals: Related Allowance | 61 | 4
Totals: Average Recorded Investment | 1,991 | 1,993
Totals: Interest Income Recognized | 100 | 66
Residential Consumer Construction [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment |  |
With No Related Allowance Recorded: Unpaid Principal Balance |  |
With No Related Allowance Recorded: Average Recorded Investment |  |
With No Related Allowance Recorded: Interest Income Recognized |  |
With An Allowance Recorded: Recorded Investment |  |
With An Allowance Recorded: Unpaid Principal Balance |  |
With An Allowance Recorded: Average Recorded Investment |  |
With An Allowance Recorded: Interest Income Recognized |  |
Totals: Recorded Investment |  |
Totals: Unpaid Principal Balance |  |
Totals: Related Allowance |  |
Totals: Average Recorded Investment |  |
Totals: Interest Income Recognized |  |
Commercial [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
With No Related Allowance Recorded: Recorded Investment | 1,430 | 925
With No Related Allowance Recorded: Unpaid Principal Balance | 1,922 | 1,505
With No Related Allowance Recorded: Average Recorded Investment | 1,178 | 812
With No Related Allowance Recorded: Interest Income Recognized | 24 | 54
With An Allowance Recorded: Recorded Investment | 31 | 317
With An Allowance Recorded: Unpaid Principal Balance | 31 | 323
With An Allowance Recorded: Average Recorded Investment | 174 | 919
With An Allowance Recorded: Interest Income Recognized | 3 | 16
Totals: Recorded Investment | 1,461 | 1,242
Totals: Unpaid Principal Balance | 1,953 | 1,828
Totals: Related Allowance | 15 | 112
Totals: Average Recorded Investment | 1,352 | 1,731
Totals: Interest Income Recognized | $ 27 | $ 70

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