Note 4 - Loans and Allowance for Loan Losses - Major Classifications of Loans (Details) - USD ($)
$ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
| Loan receivable |
$ 970,975
|
$ 959,275
|
| Less unearned income |
0
|
|
| Loans, net of unearned income |
970,975
|
959,275
|
| Real Estate Portfolio Segment [Member] |
|
|
| Loans, net of unearned income |
870,892
|
857,036
|
| Real Estate Portfolio Segment [Member] | Real Estate Construction and Land Development [Member] |
|
|
| Loan receivable |
120,230
|
115,516
|
| Loans, net of unearned income |
120,230
|
115,516
|
| Real Estate Portfolio Segment [Member] | Real Estate Mortgage Residential [Member] |
|
|
| Loan receivable |
350,295
|
355,134
|
| Loans, net of unearned income |
350,295
|
355,134
|
| Real Estate Portfolio Segment [Member] | Real Estate Mortgage Farmland and Other Commercial Enterprises [Member] |
|
|
| Loan receivable |
400,367
|
386,386
|
| Loans, net of unearned income |
400,367
|
386,386
|
| Commercial Portfolio Segment [Member] |
|
|
| Loans, net of unearned income |
90,848
|
89,820
|
| Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |
|
|
| Loan receivable |
48,607
|
48,379
|
| Loans, net of unearned income |
48,607
|
48,379
|
| Commercial Portfolio Segment [Member] | States and Political Subdivisions [Member] |
|
|
| Loan receivable |
18,933
|
17,643
|
| Loans, net of unearned income |
18,933
|
17,643
|
| Commercial Portfolio Segment [Member] | Commercial Other [Member] |
|
|
| Loan receivable |
23,308
|
23,798
|
| Loans, net of unearned income |
23,308
|
23,798
|
| Consumer Portfolio Segment [Member] |
|
|
| Loans, net of unearned income |
9,235
|
12,419
|
| Consumer Portfolio Segment [Member] | Consumer Secured [Member] |
|
|
| Loan receivable |
4,554
|
6,665
|
| Loans, net of unearned income |
4,554
|
6,665
|
| Consumer Portfolio Segment [Member] | Consumer Unsecured [Member] |
|
|
| Loan receivable |
4,681
|
5,754
|
| Loans, net of unearned income |
$ 4,681
|
$ 5,754
|