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Note 10 - Stock-based Compensation (Tables) | 9 Months Ended
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Mar. 31, 2019
Notes Tables |
Nonvested Restricted Stock Shares Activity [Table Text Block] |
|  | Nine Months Ended March 31, 2019 |
|  | Shares Under Options |  |  | Weighted Average Exercise Price |
Outstanding, June 30, 2018 |  |  | 35,625 |  |  | $ | 10.01 |
Granted |  |  | — |  |  |  | — |
Exercised |  |  | 35,625 |  |  | $ | 10.01 |
Forfeited |  |  | — |  |  |  | — |
Outstanding, March 31, 2019 |  |  | — |  |  | $ | — |
Aggregate intrinsic value |  | $ | — |  |  |  |  |
Exercisable, end of period |  |  | — |  |  | $ | — |
Aggregate intrinsic value |  | $ | — |  |  |  |  |
Available for grant, end of period |  |  | — |  |  |  |  |

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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- References No definition available. + Details
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