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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, 2018 | Dec. 31, 2017 | Sep. 30, 2017
--- | --- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | $ 7,696 | $ 10,749 |
Financing Receivable, Recorded Investment, Current | 1,559,590 | 899,655 |
Total Loans | 1,567,286 | 910,404 | $ 877,386
Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 2,752 | 861 | 884
Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 1,143 | 5,306 |
Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 70 | 612 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 6,483 | 4,831 |
Home Equity [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 73,849 | 41,893 | 40,350
Home Equity [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 68 | 402 |
Financing Receivable, Recorded Investment, Current | 73,777 | 41,491 |
Total Loans | 73,845 | 41,893 |
Home Equity [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 4 |  |
Total Loans | 4 |  |
Home Equity [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 | 24 | 54 |
Home Equity [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 | 25 | 98 |
Home Equity [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 | 19 | 250 |
Home Equity [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 4 |  |
Commercial Portfolio [Member] | Commercial and Industrial [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 269,150 | 188,033 | 182,857
Commercial Portfolio [Member] | Commercial and Industrial [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 4,306 | 4,455 |
Financing Receivable, Recorded Investment, Current | 264,816 | 183,578 |
Total Loans | 269,122 | 188,033 |
Commercial Portfolio [Member] | Commercial and Industrial [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 23 |  |
Financing Receivable, Recorded Investment, Current | 5 |  |
Total Loans | 28 |  |
Commercial Portfolio [Member] | Commercial and Industrial [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 |  | 4,439 |
Commercial Portfolio [Member] | Commercial and Industrial [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 | 4 | 16 |
Commercial Portfolio [Member] | Commercial and Industrial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 23 |  |
Commercial Portfolio [Member] | Commercial and Industrial [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 | 4,302 |  |
Commercial Portfolio [Member] | Commercial Real Estate [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 812,822 | 515,012 | 490,603
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 983 | 3,669 |
Financing Receivable, Recorded Investment, Current | 810,383 | 510,788 |
Total Loans | 811,366 | 514,457 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 991 | 555 |
Financing Receivable, Recorded Investment, Current | 465 |  |
Total Loans | 1,456 | 555 | 569
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 | 710 |  |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 500 |
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 | 273 | 3,669 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 991 | 55 |
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 145,368 | 62,336 | 58,074
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 367 | 487 |
Financing Receivable, Recorded Investment, Current | 145,001 | 61,849 |
Total Loans | 145,368 | 62,336 |
Commercial Portfolio [Member] | Commercial Real Estate - Construction [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 | 367 | 487 |
Commercial Portfolio [Member] | Lease Financing [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 132 | 229 | 259
Commercial Portfolio [Member] | Lease Financing [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Financing Receivable, Recorded Investment, Current | 132 | 229 |
Total Loans | 132 | 229 |
Consumer Portfolio [Member] | Consumer [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 10,579 | 3,868 | 4,170
Consumer Portfolio [Member] | Consumer [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 18 | 3 |
Financing Receivable, Recorded Investment, Current | 10,561 | 3,865 |
Total Loans | 10,579 | 3,868 |
Consumer Portfolio [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 3 |
Consumer Portfolio [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 18 |  |
Residential Portfolio [Member] | Residential Mortgage [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Total Loans | 255,386 | 99,033 | 101,073
Residential Portfolio [Member] | Residential Mortgage [Member] | Excluded Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 699 | 954 |
Financing Receivable, Recorded Investment, Current | 253,423 | 97,773 |
Total Loans | 254,122 | 98,727 |
Residential Portfolio [Member] | Residential Mortgage [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | 237 | 224 |
Financing Receivable, Recorded Investment, Current | 1,027 | 82 |
Total Loans | 1,264 | 306 | $ 315
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 | 409 | 310 |
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 |  | 467 |
Residential Portfolio [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] | Residential Mortgage [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due |  | 31 |
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 | 290 | 177 |
Residential Portfolio [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Residential Mortgage [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Past Due | $ 237 | $ 193 |

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