Other Liabilities and Accrued Expenses (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Accrued advertising costs	$ 11.2	$ 6.8
Employee compensation payable	5.4	3.7
Premium taxes payable	5.4	3.2
Income tax payable	4.7	0.3
Accrued professional fees	4.6	2.6
Advance premium	2.0	0.0
Other payables	1.8	2.1
Total other liabilities and accrued expenses	57.4	18.7
Other Liabilities and Accrued Liabilities
Operating lease liability	$ 22.3	$ 0.0