Note 13 - Stock Option and Incentive Plan (Details) - Non-vested Stock Option Activity - $ / shares |
12 Months Ended | |
|---|---|---|
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Non-vested Stock Option Activity [Abstract] | ||
| Non-vested stock options outstanding | 4,287,583 | |
| Weighted-average grant date fair value of options outstanding | $ 0.02 | |
| Granted | 30,456,250 | 6,400,000 |
| Granted | $ 0.02 | $ 0.02 |
| Forfeited/cancelled | (40,000) | |
| Forfeited/cancelled | $ 3.04 | |
| Released/vested | (3,637,403) | |
| Released/vested | $ 0.02 | |
| Non-vested stock options outstanding | 31,066,430 | 4,287,583 |
| Weighted-average grant date fair value of options outstanding | $ 0.02 | $ 0.02 |