Other Liabilities and Accrued Expenses (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Other Liabilities Disclosure [Abstract]
Accrued advertising costs	$ 31.1	$ 26.2
Lease liabilities	20.0	24.0
Payable to carriers	15.9	11.0
Uncertain tax position	14.4	12.9
Employee compensation	10.1	14.7
Premium taxes payable	6.4	8.9
Advance premium	6.2	3.8
Accrued professional fees	5.2	5.2
Reinsurance payable	4.8	2.5
Interest payable	3.0	2.3
Income taxes payable	0.2	0.6
Other payables	9.3	9.7
Total	$ 126.6	$ 121.8