Note 12 - Commitments, Contingencies and Concentrations - Summary of Loan Concentration Risk (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Loans receivable, gross | $ 731,758 | $ 731,152 | $ 669,494 |
| Credit Concentration Risk [Member] | Retail Space/Shopping Centers [Member] | |||
| Loans receivable, gross | $ 38,573 | $ 35,292 | |
| Loans and Leases receivable, Percentage of Gross Loans | 5.27% | 4.83% | |
| Credit Concentration Risk [Member] | Automobile Dealers [Member] | |||
| Loans receivable, gross | $ 31,989 | $ 34,594 | |
| Loans and Leases receivable, Percentage of Gross Loans | 4.37% | 4.73% | |
| Credit Concentration Risk [Member] | The 1-4 Family Residential Investment Properties [Member] | |||
| Loans receivable, gross | $ 24,413 | $ 18,957 | |
| Loans and Leases receivable, Percentage of Gross Loans | 3.34% | 2.59% | |