Note 19 - Selected Quarterly Financial Data (Unaudited) (Details) - Selected Quarterly Financial Data (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
2014
Net loss	$ (25,494,273)us-gaap_NetIncomeLoss	$ (8,251,358)us-gaap_NetIncomeLoss	$ (26,568,382)us-gaap_NetIncomeLoss
Non-cash deemed dividend from beneficial conversion feature on convertible preferred stock		4,601,410
Quarter 1 [Member]
2014
Total revenue	125,000	125,000
Net loss	(5,423,000)	(651,000)
Non-cash deemed dividend from beneficial conversion feature on convertible preferred stock		(4,601,000)
Basic and diluted net loss (in Dollars per share)	$ (0.33)	$ (0.48)
Quarter 2 [Member]
2014
Total revenue	125,000	125,000
Net loss	(6,673,000)	421,000
Basic and diluted net loss (in Dollars per share)	$ (0.38)	$ 0.03
Quarter 3 [Member]
2014
Total revenue	125,000	125,000
Net loss	(6,942,000)	(4,072,000)
Basic and diluted net loss (in Dollars per share)	$ (0.35)	$ (0.30)
Quarter 4 [Member]
2014
Total revenue	125,000	125,000
Net loss	$ (6,455,000)	$ (3,949,000)
Basic and diluted net loss (in Dollars per share)	$ (0.32)	$ (0.29)

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The amount of net income (loss) from continuing operations per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.

+ References

No definition available.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

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-Glossary Other Comprehensive Income

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-Glossary Net Income

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-Topic 944

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- Definition

Other preferred stock dividends and adjustments, not otherwise defined in the taxonomy, that are necessary to adjust net income to obtain net income applicable to common stockholders.

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-Publisher FASB

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-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section Q

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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