Income Taxes - Schedule of Total Gross Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning Balance	$ 99.6	$ 45.3	$ 37.0
Increases related to acquisitions	1.8	0.0	0.0
Increases related to positions taken on items from prior years	2.3	50.9	3.9
Decreases related to positions taken on items from prior years	(16.5)	0.0	(1.0)
Increases related to positions taken in the current year	3.9	3.7	5.5
Settlement of uncertain tax positions with tax authorities	0.4
Settlement of uncertain tax positions with tax authorities		0.0	(0.1)
Decrease due to expiration of statues of limitations	(0.1)	(0.3)	0.0
Ending Balance	91.4	99.6	45.3
Total accrual for interest and penalties associated with unrecognized tax benefits	8.7	10.9	5.0
Total gross unrecognized tax benefits at December 31, including interest and penalties	100.1	110.5	50.3
Total unrecognized tax benefits that, if recognized, would impact the effective tax rate	44.5	57.6	31.7
Interest and penalties included as components of the Provision for income taxes	$ (3.4)	$ 5.9	$ 1.9