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Shareholders' Equity and Share-based Compensation - Shares Repurchase (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended | 158 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2023 | Sep. 30, 2017
Class of Stock [Line Items] |  |  |  |  |  |
Treasury Stock, Shares, Retired |  |  |  |  | 0 |
Share repurchase program, authorized amount (USD in Millions) |  |  |  |  |  | $ 30,000
Repurchase of common shares under shares repurchase program |  |  |  |  | 7,332,780 |
Treasury stock acquired, average price per share (in dollars per share) |  |  |  |  | $ 11.01 |
Treasury Stock, Value, Acquired, Cost Method |  |  |  |  | $ (81,100) |
Shares repurchase program, remaining balance | $ 0 |  | $ 0 |  | $ 0 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 0 | 0 | 0 | 0 |  |
Share-based compensation expense | $ 8,691 | $ 13,091 | $ 9,609 | $ 23,687 |  |
Treasury Stock Reissued |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Treasury stock acquired, average price per share (in dollars per share) |  |  |  |  | $ 9.94 |
Shares reissued (in shares) |  |  |  |  | 178,349 |
Shares reissued, average price (in dollars per share) |  |  |  |  | $ 4.69 |
2018 Market-based Restricted Stock Units (MSU) |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Share-based compensation expense | $ 300 | $ 2,800 | $ 600 | $ 3,300 |  |

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