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Note 9 - Shares Reserved | 12 Months Ended
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Dec. 31, 2015
Deferred Compensation Arrangements [Abstract] |
Shares Reserved | NOTE 9 — Shares Reserved Common stock reserved for future issuance was as follows:
|  | December 31,
|  | 2015 |  | 2014
Stock option grants outstanding (see Note 7) |  |  | 2,022,353 |  |  |  | 1,891,058 |
Reserved for future stock option grants (see Note 7) |  |  | 121,750 |  |  |  | 147,217 |
Reserved for note conversion (see Note 2) |  |  | 977,398 |  |  |  | 977,398 |
Reserved for exercise of outstanding warrants (see Note 8) |  |  | 169,335 |  |  |  | 313,375 |
|  |  | 3,290,836 |  |  |  | 3,329,048 |

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