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v3.19.2

Shareholders' Equity (Details) $ / shares in Units, $ in Thousands | 12 Months Ended | 104 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2019 USD ($) votes $ / shares shares | Jun. 30, 2018 USD ($) $ / shares shares | Jun. 30, 2017 shares | Jun. 30, 2019 USD ($) $ / shares shares | Nov. 08, 2017 shares | Nov. 07, 2017 shares
Common Shares |  |  |  |  |  |
Common shares, authorized (in shares) | shares | 100,000,000 | 100,000,000 |  | 100,000,000 | 100,000,000 | 50,000,000
Common shares, par value (in dollars per share) | $ 0.002 | $ 0.002 |  | $ 0.002 |  |
Common stock, dividends declared per share | $ 0 |  |  |  |  |
Number of Votes Per Each Common Share | votes | 1 |  |  |  |  |
Treasury Shares |  |  |  |  |  |
Share repurchase program, authorized amount | $ | $ 30,000 |  |  | $ 30,000 |  |
Share repurchase program, remaining authorized amount | $ | $ 13,400 |  |  | $ 13,400 |  |
Treasury stock acquired, shares repurchased (in shares) | shares | 111,509 | 950,046 | 0 | 6,784,648 |  |
Treasury stock acquired less handling fees | $ | $ 1,500 | $ 15,100 |  |  |  |
Treasury stock acquired | $ | $ 1,501 | $ 15,098 |  | $ 67,300 |  |
Treasury stock acquired, average price per share (in dollars per share) | $ 13.43 | $ 15.86 |  | $ 9.92 |  |
Treasury stock retired (in shares) | shares | 0 |  |  |  |  |
Treasury stock reissued average price per share |  |  |  | 5.55 |  |
Treasury Stock Reissued [Member] |  |  |  |  |  |
Treasury Shares |  |  |  |  |  |
Treasury stock acquired, average price per share (in dollars per share) |  |  |  | $ 10.41 |  |
Treasury stock reissued (in shares) | shares |  |  |  | 138,828 |  |

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