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Related Party Disclosures (Tables) | 9 Months Ended
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Sep. 30, 2025
Related Party Transactions [Abstract] |
Hagarty Related Party | The Company holds a minority ownership interest in Hagerty, Inc. (Hagerty), which operates primarily as a managing general agent focused on the global automobile enthusiast market and also includes Hagerty Reinsurance Limited (Hagerty Re), a Bermuda Class 3 reinsurance company. Through the Company's underwriting operations, the Company underwrites insurance for Hagerty, a portion of which is ceded to Hagerty Re. The amounts attributed to these arrangements are summarized in the following table.
| Quarter Ended September 30, |  | Nine Months Ended September 30,
(dollars in thousands) | 2025 |  | 2024 |  | 2025 |  | 2024
Gross written premiums attributable to Hagerty | $ | 284,630 |  |  | $ | 253,071 |  |  | $ | 808,663 |  |  | $ | 726,995 |
Premiums ceded to Hagerty Re | $ | 219,309 |  |  | $ | 193,844 |  |  | $ | 623,453 |  |  | $ | 557,581 |

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