Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Equity-Based Compensation - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Jun. 01, 2021	Jan. 01, 2021	May 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for grant (in shares)	15,699,405		15,699,405		16,000,000		30,450,000
Number of shares available for grant (in shares)						35,352,057
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted (in shares)			10,922,834
Vesting period			4 years
Allocated share based compensation expense	$ 42.5	$ 18.7	$ 122.0	$ 78.3
Tax benefits related to equity-based compensation expense	8.4	$ 4.5	25.6	$ 19.5
Unrecognized equity-based compensation expense	$ 329.4		$ 329.4
Weighted-average term for unrecognized compensation expense to be recognized			2 years 3 months 18 days
Restricted Stock Units \| Certain Senior Professionals
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted (in shares)			7,000,000