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Note 10 - Equity Compensation - Summary of Unvested Stock Options (Details) - $ / shares | 3 Months Ended
--- | ---
Sep. 30, 2017 | Sep. 30, 2016
Unvested (in shares) | 1,842,127 |
Unvested (in dollars per share) | $ 3.52 |
Granted (in shares) | 724,037 | 832,500
Granted (in dollars per share) | $ 1.71 | $ 3.83
Vested (in shares) | (384,602) |
Vested (in dollars per share) | $ 3.58 |
Forfeited (in shares) | (124,321) |
Forfeited (in dollars per share) | $ 3.49 |
Unvested (in shares) | 2,057,241 |
Unvested (in dollars per share) | $ 2.87 |

X
- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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X
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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X
- Definition Number of non-vested options outstanding. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of non-vested options forfeited. + References No definition available. + Details
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