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Note 21 - Subsequent Event (Details) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Jan. 04, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Subsequent Event [Member] |  |  |
Note 21 - Subsequent Event (Details) [Line Items] |  |  |
Stock Granted During Period, Shares, Gross Per Employee | 100 |  |
Share Price (in Dollars per share) | $ 15.50 |  |
Stock Issued During Period, Shares, Restricted Stock Award, Gross | 8,700 |  |
Restricted Stock [Member] |  |  |
Note 21 - Subsequent Event (Details) [Line Items] |  |  |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options (in Dollars) |  | $ 748,000 | $ 748,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition |  | 2 years 160 days |
Restricted Stock [Member] | Subsequent Event [Member] |  |  |
Note 21 - Subsequent Event (Details) [Line Items] |  |  |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options (in Dollars) | $ 135,000 |  |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition | 3 years |  |

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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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