Reinsurance - Schedule of Premiums Written and Earned (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Written
Direct premiums	$ 507,134	$ 408,310
Assumed premiums	160,570	127,016
Ceded premiums	(234,821)	(192,055)
Net premiums	432,883	343,271
Earned
Direct premiums	515,489	385,438
Assumed premiums	149,556	78,727
Ceded premiums	(231,038)	(163,799)
Net premiums	434,007	300,366
Ceded losses and LAE incurred	$ 152,573	$ 135,467

Amount of earned premiums assumed from other entities.

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