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Note 14 - Other Income, Net (Details) - Joint Marketing Agreement [Member] - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2015 | Dec. 31, 2015
Note 14 - Other Income, Net (Details) [Line Items] |  |
Other Nonrecurring Gain | $ 1.5 |
Other Nonrecurring Gain, Term of Recognition | 3 years |
Recognized During the Current Year [Member] |  |
Note 14 - Other Income, Net (Details) [Line Items] |  |
Other Nonrecurring Gain |  | $ 0.1

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- Definition Amount of gain that is infrequent in occurrence or unusual in nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6365513&loc=d3e15138-107781 + Details
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