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Hagerty Related Party Disclosures (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Related Party Transaction [Line Items]
Gross written premiums	$ 15,494,631	$ 14,002,237	$ 13,201,682
Ceded written premium	7,198,456	5,604,662	4,998,292
Reinsurance recoverables	11,604,844	9,235,501
Hagerty [Member]
Related Party Transaction [Line Items]
Gross written premiums	922,657	805,673	689,670
Ceded written premium	708,147	616,491	$ 456,637
Reinsurance recoverables	$ 308,800	$ 214,800

X

- Definition

Amount of written premiums ceded to other entities.

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Amount, after valuation allowance, recoverable under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, policy benefits and policy reserves. Excludes premiums paid under reinsurance contracts.

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