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Loans and Allowance for Loan Losses - Past Due Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | $ 1,955,241 | $ 1,832,726
Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 8,327 | 8,729
30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 4,764 | 5,749
90 Days or More and Accruing Interest |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 1,619 | 1,329
Financing Receivables Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 1,940,531 | 1,816,919
Commercial and Industrial |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 423,464 | 385,755
Commercial and Industrial | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 1,089 | 1,297
Commercial and Industrial | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 388 | 262
Commercial and Industrial | 90 Days or More and Accruing Interest |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 29 | 127
Commercial and Industrial | Financing Receivables Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 421,958 | 384,069
Construction |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 278,376 | 241,586
Construction | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 244 | 254
Construction | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 82 | 441
Construction | 90 Days or More and Accruing Interest |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 194 | 17
Construction | Financing Receivables Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 277,856 | 240,874
Residential Real Estate | 1-to-4 Family Mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 305,152 | 292,817
Residential Real Estate | 1-to-4 Family Mortgage | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 2,261 | 2,289
Residential Real Estate | Residential Line of Credit |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 177,783 | 177,190
Residential Real Estate | Residential Line of Credit | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 541 | 601
Residential Real Estate | Multi-Family Mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 52,786 | 44,949
Residential Real Estate | 30-89 Days Past Due | 1-to-4 Family Mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 2,435 | 3,130
Residential Real Estate | 30-89 Days Past Due | Residential Line of Credit |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 777 | 1,139
Residential Real Estate | 90 Days or More and Accruing Interest | 1-to-4 Family Mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 720 | 697
Residential Real Estate | 90 Days or More and Accruing Interest | Residential Line of Credit |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 515 | 433
Residential Real Estate | Financing Receivables Current | 1-to-4 Family Mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 299,736 | 286,701
Residential Real Estate | Financing Receivables Current | Residential Line of Credit |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 175,950 | 175,017
Residential Real Estate | Financing Receivables Current | Multi-Family Mortgage |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 52,786 | 44,949
Commercial Real Estate | Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 367,461 | 353,564
Commercial Real Estate | Owner Occupied | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 1,874 | 2,007
Commercial Real Estate | Non-Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 268,171 | 262,562
Commercial Real Estate | Non-Owner Occupied | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 2,293 | 2,251
Commercial Real Estate | 30-89 Days Past Due | Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 739 | 186
Commercial Real Estate | 30-89 Days Past Due | Non-Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans |  | 158
Commercial Real Estate | 90 Days or More and Accruing Interest | Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 10 |
Commercial Real Estate | Financing Receivables Current | Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 364,838 | 351,371
Commercial Real Estate | Financing Receivables Current | Non-Owner Occupied |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 265,878 | 260,153
Consumer and Other |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 82,048 | 74,303
Consumer and Other | Non Accruing |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 25 | 30
Consumer and Other | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 343 | 433
Consumer and Other | 90 Days or More and Accruing Interest |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | 151 | 55
Consumer and Other | Financing Receivables Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans | $ 81,529 | $ 73,785

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