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Note 10 - Financial Instruments with Off-balance Sheet Risk (Tables) | 3 Months Ended
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Mar. 31, 2016
Risks and Uncertainties [Abstract] |
Schedule of Commitment to Extended Credit [Table Text Block] |
Commitments to extend credit: |  | (in thousands) |
Future loan commitments |  | $ | 11,758 |
Home equity lines of credit |  |  | 25,671 |
Unused lines of credit |  |  | 20,880 |
Undisbursed construction loans |  |  | 26,845 |
Financial standby letters of credit |  |  | 1,882 |
|  | $ | 87,036 |

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