Note 10 - Share-based Compensation - Equity-based Compensation Expenses Related to Performance-based Shares (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
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Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2016 |
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Total expense | $ 1,000 | $ 1,300 | $ 2,400 |
Restricted Stock Units (RSUs) [Member] | |||
Total expense | 537 | 806 | |
Granted Within the Fiscal Year Ended June 30, 2016 [Member] | Restricted Stock Units (RSUs) [Member] | |||
Total expense | 92 | 794 | |
Granted Within the Fiscal Year Ended June 30, 2017 [Member] | Restricted Stock Units (RSUs) [Member] | |||
Total expense | (12) | 12 | |
Granted Within the Fiscal Year Ended June 30, 2018 [Member] | Restricted Stock Units (RSUs) [Member] | |||
Total expense | $ 457 |
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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