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Note 12 - Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Jun. 30, 2017
Notes Tables |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
(In thousands) |  | 2017 |  |  | 2016 |  |  | 2015 |
Cash payments for: |  |  |  |  |  |  |  |  |  |  |  |
Interest |  | $ | 529 |  |  | $ | 50 |  |  | $ | 48 |
Income taxes |  | $ | 2,618 |  |  | $ | 5,079 |  |  | $ | 1,078 |
Issuance of common shares as compensation |  | $ | 409 |  |  | $ | 248 |  |  | $ | 191 |

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