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Loans and Allowance for Loan and Lease Losses (Loan Portfolio Summarized By The Past Due Status) (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016 | Sep. 30, 2016
--- | --- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | $ 2,344 | $ 3,524 |
Financing Receivable, Recorded Investment, Current | 875,042 | 810,400 |
Total Loans | 877,386 | 813,924 | $ 791,484
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 56 | 59 |
Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 884 | 1,231 | 1,352
Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 154 | 1,220 |
Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 105 | 553 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 2,085 | 1,751 |
Home Equity [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 250 | 171 |
Financing Receivable, Recorded Investment, Current | 40,100 | 37,437 |
Total Loans | 40,350 | 37,608 | 36,451
Home Equity [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 33 |
Home Equity [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 13 |
Home Equity [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 250 | 125 |
Commercial Portfolio [Member] | Commercial and Industrial [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 8 | 180 |
Financing Receivable, Recorded Investment, Current | 182,849 | 172,338 |
Total Loans | 182,857 | 172,518 | 168,075
Commercial Portfolio [Member] | Commercial and Industrial [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 8 | 164 |
Commercial Portfolio [Member] | Commercial and Industrial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 12 |
Commercial Portfolio [Member] | Commercial and Industrial [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 4 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 490,603 | 446,524 | 421,452
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 1,047 | 1,479 |
Financing Receivable, Recorded Investment, Current | 488,987 | 444,203 |
Total Loans | 490,034 | 445,682 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 56 | 59 |
Financing Receivable, Recorded Investment, Current | 513 | 783 |
Total Loans | 569 | 842 | 972
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 56 | 59 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 117 | 475 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 28 |  |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 902 | 1,004 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 56 | 59 |
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 487 | 488 |
Financing Receivable, Recorded Investment, Current | 57,587 | 53,888 |
Total Loans | 58,074 | 54,376 | 57,319
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 404 |
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 487 | 84 |
Finance Leases Portfolio [Member] | Lease Financing [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Financing Receivable, Recorded Investment, Current | 259 | 425 |
Total Loans | 259 | 425 | 506
Residential Portfolio [Member] | Residential Mortgage [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 101,073 | 99,457 | 104,483
Residential Portfolio [Member] | Residential Mortgage [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 271 | 909 |
Financing Receivable, Recorded Investment, Current | 100,487 | 98,159 |
Total Loans | 100,758 | 99,068 |
Residential Portfolio [Member] | Residential Mortgage [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 225 | 238 |
Financing Receivable, Recorded Investment, Current | 90 | 151 |
Total Loans | 315 | 389 | 380
Residential Portfolio [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | Residential Mortgage [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 7 | 548 |
Residential Portfolio [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | Residential Mortgage [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 22 |  |
Residential Portfolio [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | Residential Mortgage [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 67 | 124 |
Residential Portfolio [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | Residential Mortgage [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 10 |  |
Residential Portfolio [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Residential Mortgage [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 197 | 237 |
Residential Portfolio [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Residential Mortgage [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 193 | 238 |
Consumer Portfolio [Member] | Consumer [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Financing Receivable, Recorded Investment, Current | 4,170 | 3,016 |
Total Loans | $ 4,170 | $ 3,016 | $ 3,198

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