Revenues - Schedule of Revenues Disaggregated by Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 1,067.7	$ 927.6	$ 3,230.9	$ 2,672.0
U.S
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	941.7	835.5	2,857.4	2,539.2
U.K
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	105.6	75.9	308.6	84.3
Ireland
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	8.7	7.6	31.0	24.2
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	9.7	5.7	25.4	17.8
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenues	$ 2.0	$ 2.9	$ 8.5	$ 6.5