Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current
Federal income tax	$ 263.6	$ 351.3	$ 0.3
State and local income tax	30.4	59.6	3.6
Foreign income tax	55.6	56.5	50.2
Total current	349.6	467.4	54.1
Deferred
Federal income tax	(25.1)	450.7	127.2
State and local income tax	(3.3)	48.9	15.8
Foreign income tax	(33.4)	15.3	0.1
Total deferred	(61.8)	514.9	143.1
Total provision for income taxes	$ 287.8	$ 982.3	$ 197.2