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Note 10 - Stockholders' Equity (Details) (USD $) | 0 Months Ended | 3 Months Ended | 9 Months Ended |  |  |  | 1 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
May 06, 2014 | Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | May 06, 2014 | Apr. 29, 2014 | May 06, 2014 Revised Amount [Member] | May 31, 2014 Non-employee Members of the Company’s Board of Directors [Member]
Note 10 - Stockholders' Equity (Details) [Line Items] |  |  |  |  |  |  |  |  |
Allocated Share-based Compensation Expense |  | $ 200,000 | $ 300,000 | $ 600,000 | $ 700,000 |  |  |  |
Stock Issued During Period, Shares, New Issues (in Shares) | 2,100,000 | 600 |  | 69,457 |  |  |  |  | 43,421
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options |  | 700,000 |  | 700,000 |  |  |  |  |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition |  |  |  | 1 year 73 days |  |  |  |  |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options |  | 0 | 0 | 0 | 0 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) |  | 0 | 0 | 0 | 0 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in Shares) |  | 257,171 |  | 257,171 |  |  |  |  |
Maximum Authorized Proceeds from Issuance or Sale of Equity |  |  |  |  |  |  | 80,000,000 |  |
Share Price (in Dollars per share) |  |  |  |  |  | $ 6.90 |  |  |
Proceeds from Issuance of Common Stock | 14,100,000 |  |  | 14,078,000 |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  |  |  |  | $ 40,000,000 |

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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