Note 3 - Earnings (Loss) Per Share - Computation of Diluted Earnings Per Share (Details) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Basic EPS	$ (1,995,246)	$ 4,627,529	$ (2,874,076)	$ 1,821,485
Weighted Average Number of Shares Outstanding, Basic	146,978,378	92,350,506	144,029,335	91,999,079
Basic EPS (in dollars per share)	$ (0.01)	$ 0.05	$ (0.02)	$ 0.02
Effect of dilutive securities	$ 0	$ (1,460,161)	$ 0	$ (387,828)
Effect of dilutive securities (in shares)	0	28,313,856	0	11,713,707
Effect of dilutive securities (in dollars per share)	$ 0	$ (0.05)	$ 0	$ (0.03)
Diluted EPS	$ (1,995,246)	$ 3,167,368	$ (2,874,076)	$ 1,433,657
Diluted EPS (in shares)	146,978,378	120,664,362	144,029,335	103,712,786
Diluted EPS (in dollars per share)	$ (0.01)	$ 0.03	$ (0.02)	$ 0.01

Dilutive securities incremental effect on earnings per share.

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Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Net Income or Loss Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

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The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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