Note 3 - Stock-based Compensation - Common Stock Unit Activity (Details) - 6 months ended Jun. 30, 2015 - $ / shares |
Total |
|---|---|
| Nonvested (in shares) | 23,984 |
| Nonvested (in dollars per share) | $ 1.37 |
| Vested (in shares) | (12,004) |
| Vested (in dollars per share) | $ 1.37 |
| Nonvested at June 30, 2015 (in shares) | 11,980 |
| Nonvested at June 30, 2015 (in dollars per share) | $ 1.37 |
| X | ||||||||||
- Definition Number of non-vested options outstanding. No definition available.
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of non-vested options outstanding. No definition available.
|
| X | ||||||||||
- Definition Number of options vested. No definition available.
|
| X | ||||||||||
- Definition Weighted average grant-date fair value of options vested. No definition available.
|