Note 14 - Shareholders' Equity - Stock Retired and Repurchased (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Treasury Stock, Shares, Acquired (in shares) | 1,538,363 | ||
| Treasury Stock, Value, Acquired, Cost Method | $ 24,319,000 | $ 0 | |
| Share Repurchase Program [Member] | |||
| Treasury Stock, Shares, Acquired (in shares) | 1,538,363 | 950,484 | |
| Treasury Stock, Value, Acquired, Cost Method | $ 24,319,044 | $ 22,019,381 | |
| Average price per share (in dollars per share) | $ 15.81 | $ 23.17 | |
| X | ||||||||||
- Definition Total cost of shares repurchased divided by the total number of shares repurchased. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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