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Loans - TDR's by Class and Specific Reserves (Details) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2015 USD ($) loan | Jun. 30, 2014 USD ($) loan | Dec. 31, 2014 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Number of Loans | loan | 88 | 97 | 94
Balance | $ 25,791 | $ 28,295 | $ 27,214
Specific Reserves | $ 633 | $ 1,600 | $ 868
Commercial real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Number of Loans | loan | 17 | 18 | 19
Balance | $ 11,754 | $ 12,702 | $ 12,282
Specific Reserves | $ 130 | $ 774 | $ 267
Commercial construction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Number of Loans | loan | 1 | 1 | 1
Balance | $ 781 | $ 1,284 | $ 1,172
Specific Reserves | $ 68 | $ 280 | $ 207
Commercial other |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Number of Loans | loan | 13 | 18 | 15
Balance | $ 1,675 | $ 2,311 | $ 2,007
Specific Reserves | $ 0 | $ 142 | $ 0
Residential term |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Number of Loans | loan | 52 | 55 | 54
Balance | $ 10,789 | $ 11,166 | $ 10,932
Specific Reserves | $ 435 | $ 383 | $ 373
Home equity line of credit |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Number of Loans | loan | 5 | 5 | 5
Balance | $ 792 | $ 832 | $ 821
Specific Reserves | $ 0 | $ 21 | $ 21

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