Note 4 - Securities - Amortized Cost and Fair Value of Available-for-sale Debt Securities (Details) - USD ($)
$ in Thousands |
Sep. 30, 2016 |
Dec. 31, 2015 |
| Collateralized Mortgage Backed Securities [Member] |
|
|
| Available-for-Sale Securities, Amortized Cost |
$ 41,482
|
$ 48,155
|
| Available-for-Sale Securities, Gross Unrealized Gains |
1,268
|
758
|
| Available-for-Sale Securities, Gross Unrealized Losses |
|
187
|
| Investment securities available-for-sale |
42,750
|
48,726
|
| US Government Agencies Debt Securities [Member] |
|
|
| Available-for-Sale Securities, Amortized Cost |
3,687
|
|
| Available-for-Sale Securities, Gross Unrealized Gains |
|
|
| Available-for-Sale Securities, Gross Unrealized Losses |
38
|
|
| Investment securities available-for-sale |
3,649
|
|
| US States and Political Subdivisions Debt Securities [Member] |
|
|
| Available-for-Sale Securities, Amortized Cost |
4,407
|
4,407
|
| Available-for-Sale Securities, Gross Unrealized Gains |
268
|
273
|
| Available-for-Sale Securities, Gross Unrealized Losses |
|
1
|
| Investment securities available-for-sale |
4,675
|
4,679
|
| Asset-backed Securities, Securitized Loans and Receivables [Member] |
|
|
| Available-for-Sale Securities, Amortized Cost |
24,977
|
|
| Available-for-Sale Securities, Gross Unrealized Gains |
149
|
|
| Available-for-Sale Securities, Gross Unrealized Losses |
18
|
|
| Investment securities available-for-sale |
25,108
|
|
| Available-for-Sale Securities, Amortized Cost |
74,553
|
52,562
|
| Available-for-Sale Securities, Gross Unrealized Gains |
1,685
|
1,031
|
| Available-for-Sale Securities, Gross Unrealized Losses |
56
|
188
|
| Investment securities available-for-sale |
$ 76,182
|
$ 53,405
|