Note 5 - Premises and Equipment - Major Classifications of Premises and Equipment (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Premises and equipment gross | $ 42,075 | $ 39,939 |
| Less: accumulated depreciation | (10,191) | (8,507) |
| Total premises and equipment, net | 31,884 | 31,432 |
| Land [Member] | ||
| Premises and equipment gross | 11,156 | 10,608 |
| Building and Building Improvements [Member] | ||
| Premises and equipment gross | 16,722 | 14,599 |
| Furniture and Fixtures [Member] | ||
| Premises and equipment gross | 7,639 | 7,012 |
| Leasehold Improvements [Member] | ||
| Premises and equipment gross | 6,233 | 6,233 |
| Construction in Progress [Member] | ||
| Premises and equipment gross | 196 | 1,468 |
| Automobiles [Member] | ||
| Premises and equipment gross | $ 129 | $ 19 |