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Note 14 - Subsequent Events (Details) (Subsequent Event [Member], USD $) In Millions, except Share data, unless otherwise specified | 0 Months Ended |
--- | --- | ---
May 06, 2014 | Apr. 29, 2014
Subsequent Event [Member] |  |
Note 14 - Subsequent Events (Details) [Line Items] |  |
Shelf Registration Amount |  | $ 80
Equity Raise Requirement Removed |  | 20
Other Liquidity Raise Requirement Removed |  | 10
Equity Raise Requirement |  | 10
Stock Issued During Period, Shares, New Issues (in Shares) | 2,100,000 |
Share Price (in Dollars per share) | $ 6.90 |
Proceeds from Issuance of Common Stock | 14 |
Line of Credit Facility, Maximum Borrowing Capacity | $ 40.0 |

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