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Acquisition - Unaudited Pro Forma Summary of Operations (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jan. 01, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Business Acquisition [Line Items] |  |  |  |  |
Total revenues |  | $ 178,899 | $ 157,805 | $ 512,925 | $ 474,725
Net income |  | $ (5,390) | $ (11,567) | $ (35,969) | $ (102,849)
Ironshore acquisition |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Acquisition costs | $ 8,439 |  |  |  |
Employee severance related expense | $ 8,443 |  |  |  |

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