Note 19 - Fair Value Measurements - Quantitative Information About Unobservable Inputs for Assets Measured on a Nonrecurring Basis Using Level 3 Measurements (Details) - USD ($)
|
12 Months Ended |
Dec. 31, 2016 |
Dec. 31, 2015 |
| Impaired Loans [Member] |
|
|
| Fair Value |
$ 6,397,000
|
$ 6,628,000
|
| OREO [Member] |
|
|
| Fair Value |
6,187,000
|
5,526,000
|
| Fair Value, Inputs, Level 3 [Member] | Impaired Loans [Member] |
|
|
| Fair Value |
6,397,000
|
6,628,000
|
| Fair Value, Inputs, Level 3 [Member] | OREO [Member] |
|
|
| Fair Value |
6,187,000
|
5,526,000
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | Impaired Loans [Member] |
|
|
| Fair Value |
$ 6,397
|
$ 6,628
|
| Valuation Technique |
Discounted appraisals
|
Discounted appraisals
|
| Unobservable Inputs |
Marketability discount
|
Marketability discount
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | Impaired Loans [Member] | Minimum [Member] |
|
|
| Marketability Discount |
0.00%
|
0.00%
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | Impaired Loans [Member] | Maximum [Member] |
|
|
| Marketability Discount |
67.80%
|
8.30%
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | Impaired Loans [Member] | Weighted Average [Member] |
|
|
| Marketability Discount |
3.50%
|
7.90%
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | OREO [Member] |
|
|
| Fair Value |
$ 6,187
|
$ 5,526
|
| Valuation Technique |
Discounted appraisals
|
Discounted appraisals
|
| Unobservable Inputs |
Marketability discount
|
Marketability discount
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | OREO [Member] | Minimum [Member] |
|
|
| Marketability Discount |
0.00%
|
2.30%
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | OREO [Member] | Maximum [Member] |
|
|
| Marketability Discount |
50.00%
|
26.90%
|
| Fair Value, Inputs, Level 3 [Member] | Income Approach Valuation Technique [Member] | OREO [Member] | Weighted Average [Member] |
|
|
| Marketability Discount |
11.20%
|
6.50%
|