Incentive Plans - Schedule of Compensation Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Long-term incentive units
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 21.7	$ 15.4	$ 12.8
Deferred compensation, capitalized	0.2	0.2	0.2
Unearned Compensation	$ 20.7	$ 19.8
Expected period to recognize unearned compensation (in years)	1 year 7 months 6 days	1 year 7 months 6 days
Market-based performance awards
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 21.4	$ 23.9	24.8
Deferred compensation, capitalized	0.5	0.7	0.6
Unearned Compensation	$ 30.3	$ 39.2
Expected period to recognize unearned compensation (in years)	1 year 7 months 6 days	1 year 7 months 6 days
Service Based Restricted Stock Units
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 25.9	$ 23.2	15.1
Deferred compensation, capitalized	5.4	3.3	3.2
Unearned Compensation	$ 55.4	$ 44.5
Expected period to recognize unearned compensation (in years)	2 years 6 months	2 years 6 months
Interxion awards
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 4.7	$ 17.7	$ 19.7
Unearned Compensation	$ 1.9	$ 8.5
Expected period to recognize unearned compensation (in years)	8 months 12 days	8 months 12 days