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Share Capital - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Sep. 13, 2024 | May 08, 2024 | Sep. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Aug. 07, 2024
Class of Stock [Line Items] |  |  |  |  |  |
Share repurchases (in shares) |  |  | 530,049 | 9,859,804 | 163,758 |
Share repurchase authorization |  |  |  |  |  | $ 150.0
Remaining share repurchase authorization |  |  | $ 140.0 | $ 140.0 |  |
Percent of combined voting power, Class A and Class B |  |  | 9.50% | 9.50% |  |
Share class conversions (in shares) |  |  | 0 | 0 |  |
Common Class A |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Share repurchases (in shares) |  | 9,100,000 | 0 | 9,124,729 | 0 |
Shares acquired (in dollars per share) |  | $ 12.00 |  |  |  |
Share repurchases |  | $ 109.5 |  |  |  |
Share class conversions (in shares) |  |  | (1,700,000) | (1,700,000) |  |
Common Class B |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Share repurchases (in shares) |  |  | 530,049 | 735,075 | 163,758 |
Shares acquired (in dollars per share) |  |  | $ 18.87 |  |  |
Share repurchases |  |  | $ 10.0 |  |  |
Percent of combined voting power, Class A and Class B |  |  | 14.92% | 14.92% |  |
Share class conversions (in shares) |  |  | 6,840,580 | 7,340,580 |  |
Common Class C |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Share repurchases (in shares) |  |  | 0 | 0 | 0 |
Share class conversions (in shares) | 1,700,000 |  | (5,140,580) | (5,640,580) |  |

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