Other Liabilities and Accrued Expenses (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Other Liabilities Disclosure [Abstract]
Lease liabilities	$ 36.6	$ 22.3
Employee compensation	11.7	5.4
Accrued advertising costs	8.6	11.2
Accrued professional fees	6.2	4.6
Premium taxes payable	5.0	5.4
Advance premium	2.7	2.0
Accrued hosting and software	1.7	0.6
Income tax payable	1.5	4.7
Accrued devices	1.0	0.0
Warrant liability	0.8	0.0
Other payables	14.5	1.2
Total	$ 90.3	$ 57.4