Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current
Federal income tax	$ 351.3	$ 0.3	$ 1.0
State and local income tax	59.6	3.6	1.2
Foreign income tax	56.5	50.2	30.1
Total current	467.4	54.1	32.3
Deferred
Federal income tax	450.7	127.2	4.5
State and local income tax	48.9	15.8	(0.3)
Foreign income tax	15.3	0.1	12.5
Total deferred	514.9	143.1	16.7
Total provision for income taxes	$ 982.3	$ 197.2	$ 49.0