Incentive Plans - Schedule of Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Long-term incentive units
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 2.8	$ 5.2
Unearned Compensation	$ 25.0		$ 20.7
Expected period to recognize unearned compensation (in years)	2 years 8 months 12 days
Market-based performance awards
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 4.1	5.0
Deferred compensation, capitalized	0.1	0.2
Unearned Compensation	$ 27.2		30.3
Expected period to recognize unearned compensation (in years)	2 years 6 months
Service Based Restricted Stock Units
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 7.7	5.3
Deferred compensation, capitalized	1.1	1.0
Unearned Compensation	$ 92.7		55.4
Expected period to recognize unearned compensation (in years)	3 years 1 month 6 days
Interxion awards
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 0.7	$ 0.9
Unearned Compensation	$ 1.1		$ 1.9
Expected period to recognize unearned compensation (in years)	6 months