Segment Information - Additional Information (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) Segment	Sep. 30, 2021 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | Segment			4
Revenues	$ 927.6	$ 770.3	$ 2,672.0	$ 2,312.9
England, Bermuda, Cayman Islands and Ireland
Segment Reporting Information [Line Items]
Revenues	$ 92.1	$ 17.4	$ 132.8	$ 54.0