Segment Reporting and Disaggregated Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Disaggregation of Revenue [Line Items]
Revenues	$ 61,093	$ 148,392
Earned premium, net	239,642	169,355
Net investment income	10,263	9,058
Net investment losses	(2,289)	(315)
Finance revenue	3,121	1,846
Total revenue	311,830	328,336
Insurance
Disaggregation of Revenue [Line Items]
Revenues	38,562	121,152
Earned premium, net	239,642	169,355
Net investment income	10,014	8,883
Net investment losses	(2,289)	(315)
Finance revenue	0	0
Total revenue	285,929	299,075
Marketplace
Disaggregation of Revenue [Line Items]
Revenues	22,531	27,240
Earned premium, net	0	0
Net investment income	249	175
Net investment losses	0	0
Finance revenue	3,121	1,846
Total revenue	25,901	29,261
United States
Disaggregation of Revenue [Line Items]
Revenues	48,009	141,395
United States | Insurance
Disaggregation of Revenue [Line Items]
Revenues	30,978	115,300
United States | Marketplace
Disaggregation of Revenue [Line Items]
Revenues	17,031	26,095
International
Disaggregation of Revenue [Line Items]
Revenues	13,084	6,997
International | Insurance
Disaggregation of Revenue [Line Items]
Revenues	7,584	5,852
International | Marketplace
Disaggregation of Revenue [Line Items]
Revenues	$ 5,500	$ 1,145