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Loan Quality and Allowance for Loan Losses (Internal Credit Rating For The Loan Portfolio) (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | $ 980,466 | $ 973,375
Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 970,519 | 963,115
Special Mention [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 655 | 660
Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 9,292 | 9,600
Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Residential Real Estate [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 194,112 | 196,120
Residential Real Estate [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 193,632 | 195,624
Residential Real Estate [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 480 | 496
Residential Real Estate [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Residential Real Estate [Member] | First Liens [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 147,422 | 148,900
Residential Real Estate [Member] | First Liens [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 146,986 | 148,453
Residential Real Estate [Member] | First Liens [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 436 | 447
Residential Real Estate [Member] | First Liens [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 46,690 | 47,220
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 46,646 | 47,171
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 44 | 49
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Residential Real Estate - Construction [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 13,981 | 10,225
Residential Real Estate - Construction [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 13,329 | 9,572
Residential Real Estate - Construction [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 652 | 653
Residential Real Estate - Construction [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Commercial Real Estate [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 497,974 | 487,980
Commercial Real Estate [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 490,057 | 479,969
Commercial Real Estate [Member] | Special Mention [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 655 | 660
Commercial Real Estate [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 7,262 | 7,351
Commercial Real Estate [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Commercial [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 269,243 | 274,054
Commercial [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 268,345 | 272,959
Commercial [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 898 | 1,095
Commercial [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |
Consumer [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 5,156 | 4,996
Consumer [Member] | Pass [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount | 5,156 | 4,991
Consumer [Member] | Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  | 5
Consumer [Member] | Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and Leases Receivable, Gross, Carrying Amount |  |

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
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