Note 14 - Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jan. 13, 2020 |
|
| Common Stock, Shares Authorized (in shares) | 150,000,000 | 150,000,000 | |
| Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.01 | $ 0.01 | |
| Preferred Stock, Shares Authorized (in shares) | 1,055,000 | 1,055,000 | |
| Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.01 | $ 0.01 | |
| Preferred Stock, Shares Issued, Total (in shares) | 0 | 0 | |
| Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased (in shares) | 2,007,364 | 3,000,000 | |
| Treasury Stock, Shares, Acquired (in shares) | 1,538,363 | ||
| Treasury Stock, Value, Acquired, Cost Method | $ 24,319 | $ 0 | |
| Preferred Stock, Shares Outstanding, Ending Balance (in shares) | 0 | 0 | |
| Common Class A [Member] | |||
| Common Stock, Shares Authorized (in shares) | 150,000,000 | ||
| Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.01 | ||