Description of Business and Summary of Significant Accounting Policies - Schedule of Restricted Cash and Cash Equivalents (Details) $ in Thousands	Mar. 31, 2025 USD ($) state	Dec. 31, 2024 USD ($) state
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Held as collateral by captive reinsurer for benefit of the Reciprocal	$ 9,324	$ 20,608
Pledged to state departments of insurance	0	895
Held for payment of possible warranty claims	6,889	6,636
Other	1,000	1,000
Restricted cash and cash equivalents	$ 17,213	$ 29,139
Number of states regulatory guidelines of warranty claims | state	23	23
Variable Interest Entity, Primary Beneficiary
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash and cash equivalents	$ 1,005	$ 0
Parent, Including Variable Interest Entity, Primary Beneficiary
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash and cash equivalents	$ 18,218	$ 29,139