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Share-Based Compensation - Schedule of Share Based Compensation Expense Equity and Liability Awards Amounts (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 17.2	$ 19.4	$ 51.9	$ 59.5
Equity classified awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	17.0	19.4	50.3	59.5
Liability classified awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 0.2	$ 0.0	$ 1.6	$ 0.0

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- Definition

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

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