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Shareholders' Equity (Details) $ / shares in Units, $ in Thousands | 12 Months Ended | 164 Months Ended
--- | --- | ---
Jun. 30, 2024 USD ($) votes $ / shares shares | Jun. 30, 2023 USD ($) $ / shares shares | Jun. 30, 2022 shares | Jun. 30, 2024 USD ($) votes $ / shares shares
Common Shares |  |  |  |
Common shares, authorized (in shares) | shares | 100,000,000 | 100,000,000 |  | 100,000,000
Common shares, par value (in dollars per share) | $ 0.002 | $ 0.002 |  | $ 0.002
Number of votes per each common share | votes | 1 |  |  | 1
Common stock, dividends declared per share | $ 0 |  |  |
Treasury Shares |  |  |  |
Share repurchase program, authorized amount | $ | $ 30,000 |  |  | $ 30,000
Treasury stock acquired, shares repurchased (in shares) | shares | 0 | 548,132 | 0 | 7,332,780
Repurchase of common shares under share repurchase program | $ |  | $ 13,432 |  |
Treasury stock acquired less handling fees | $ |  |  |  | $ 81,100
Treasury stock acquired, average price per share (in dollars per share) |  | $ 24.51 |  | $ 11.01
Treasury stock retired (in shares) | shares |  |  |  | 0
Treasury Stock Reissued |  |  |  |
Treasury Shares |  |  |  |
Treasury stock acquired, average price per share (in dollars per share) |  |  |  | $ 9.77
Treasury stock reissued (in shares) | shares |  |  |  | 194,716
Treasury stock reissued average price per share |  |  |  | $ 4.29

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