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Off-Balance Sheet Financial Instruments (Table) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Loss Contingencies [Line Items] |  |
Financial instrument commitments | $ 82,641 | $ 73,631
Commitments to grant loans [Member] |  |
Loss Contingencies [Line Items] |  |
Financial instrument commitments | 22,210 | 19,704
Unfunded commitments under lines of credit [Member] |  |
Loss Contingencies [Line Items] |  |
Financial instrument commitments | 54,789 | 48,641
Standby letters of credit [Member] |  |
Loss Contingencies [Line Items] |  |
Financial instrument commitments | $ 5,642 | $ 5,286

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