Note 4 - Stock Based Compensation - Stock Option Activity (Details) - $ / shares |
9 Months Ended |
|---|---|
Jun. 30, 2015 | |
| Outstanding at September 30, 2014 (in shares) | 373,051 |
| Outstanding at September 30, 2014 (in dollars per share) | $ 4.93 |
| Exercised (in shares) | (42,000) |
| Exercised (in dollars per share) | $ 2.92 |
| Cancelled or Forfeited (in shares) | (2,500) |
| Cancelled or Forfeited (in dollars per share) | $ 6.36 |
| Outstanding at June 30, 2015 (in shares) | 328,551 |
| Outstanding at June 30, 2015 (in dollars per share) | $ 5.18 |
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- Definition For presentations that combine terminations, 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 or that expired. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average price of options that were either forfeited or expired. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- 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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- 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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- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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- 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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