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Note 14 - Litigation, Commitments and Contingencies (Tables) | 9 Months Ended
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Sep. 30, 2017
Notes Tables |
Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block] |
|  |  | September 30, 2017 |  |  | December 31, 2016 |
(Amounts in thousands) |  |  |  |  |  |  |  |
Commitments to extend credit |  | $ | 245,978 |  |  | $ | 261,801 |
Standby letters of credit and financial guarantees (1) |  |  | 118,318 |  |  |  | 83,900 |
Total off-balance sheet risk |  |  | 364,296 |  |  |  | 345,701 |
Reserve for unfunded commitments |  | $ | 66 |  |  | $ | 326 |

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