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Related Party Disclosures (Tables) | 12 Months Ended
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Dec. 31, 2023
Related Party Transactions [Abstract] |
Nephila Related Party [Table Text Block] | Through the Company's program services and other fronting operations, the Company has programs with Nephila through which the Company writes insurance policies that are fully ceded to Nephila Reinsurers. Through these programs, Nephila utilizes certain of the Company's licensed insurance companies to write U.S. catastrophe-exposed property and specialty risks that are then ceded to Nephila Reinsurers. A portion of this business is placed by Velocity, which the Company retained a minority interest in following its disposition. Additionally, through the Company's insurance underwriting operations, the Company has a quota share agreement with Nephila through which it cedes a portion of its property business to Nephila Reinsurers. The following table summarizes the premiums ceded to Nephila Reinsurers.
| Years Ended December 31,
(dollars in thousands) | 2023 |  | 2022 |  | 2021
Program services and other fronting: |  |  |  |  |
Gross and ceded written premiums attributable to Nephila programs | $ | 1,064,121 |  |  | $ | 1,008,851 |  |  | $ | 689,153 |
Underwriting: |  |  |  |  |
Premiums ceded to Nephila Reinsurers | $ | 52,295 |  |  | $ | 65,648 |  |  | $ | 54,970 |
Hagerty Related Party [Table Text Block] | The Company holds a minority ownership interest in Hagerty, which operates primarily as a managing general agent 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.
| Years Ended December 31,
(dollars in thousands) | 2023 |  | 2022 |  | 2021
Gross written premiums attributable to Hagerty | $ | 805,673 |  |  | $ | 689,670 |  |  | $ | 596,904 |
Premiums ceded to Hagerty Re | $ | 616,491 |  |  | $ | 456,637 |  |  | $ | 338,850 |

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- Definition Nephila Related Party + References No definition available. + Details
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