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Related Party Transactions - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Related Party Transaction [Line Items]
Related party notes payable	$ 0		$ 0		$ 5,635
Commission revenue	376,249	$ 337,103	786,780	$ 715,199
Right-of-use assets	67,100		67,100		72,367
Related Party
Related Party Transaction [Line Items]
Producer commissions received	100	100	200	300
Related Party | Emerald Bay
Related Party Transaction [Line Items]
Investment in related party	2,300		2,300		2,100
Related Party | The Villages
Related Party Transaction [Line Items]
Rent expense	200	100	400	200
Right-of-use assets	1,100		1,100		1,300
Operating lease liabilities	1,100		1,100		1,400
Related Party | The Villages | Broker Services
Related Party Transaction [Line Items]
Commission revenue	200	600	2,000	2,300
Related Party | Other Parties, Excluding Holding Company of the Villages, Inc.
Related Party Transaction [Line Items]
Rent expense	900	$ 900	1,700	$ 1,900
Right-of-use assets	10,100		10,100		9,700
Operating lease liabilities	$ 11,700		$ 11,700		$ 10,300

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