Note 4 - Stock Options and Warrants (Details) - Stock Options |
3 Months Ended |
|---|---|
|
Mar. 31, 2017
$ / shares
shares
| |
| Options Outstanding | |
| Outstanding as of December 31, 2016 | shares | 373,833 |
| Granted | shares | 0 |
| Forfeited | shares | 0 |
| Exercised | shares | 0 |
| Outstanding as of March 31, 2017 | shares | 373,833 |
| Weighted Average Exercise Price | |
| Outstanding as of December 31, 2016 | $ / shares | $ 4.76 |
| Granted | $ / shares | 0.00 |
| Forfeited | $ / shares | 0.00 |
| Exercised | $ / shares | 0.00 |
| Outstanding as of March 31, 2017 | $ / shares | $ 4.76 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Details
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