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Loans - Nonaccrual Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015 | Jun. 30, 2015
--- | --- | --- | ---
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | $ 6,478 | $ 7,372 | $ 8,932
Commercial real estate |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 1,227 | 915 | 1,538
Commercial construction |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 46 | 238 | 208
Commercial other |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 378 | 66 | 429
Municipal |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 0 | 0 | 0
Residential term |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 4,291 | 5,260 | 5,698
Residential construction |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 0 | 0 | 0
Home equity line of credit |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | 421 | 893 | 964
Consumer |  |  |
Schedule of Financing Receivables [Line Items] |  |  |
Nonaccrual loans | $ 115 | $ 0 | $ 95

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