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Incentive Plans - Schedule of Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Long-term incentive units
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	$ 5.0	$ 4.0	$ 15.0	$ 11.5
Deferred compensation, capitalized	0.1		0.1	0.1
Unearned Compensation	33.9		$ 33.9		$ 22.1
Expected period to recognize unearned compensation (in years)			2 years 4 months 24 days
Performance-based awards
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Deferred compensation, expensed	3.8	3.5	$ 11.2	9.2
Deferred compensation, capitalized	0.1		0.3	0.1
Unearned Compensation	34.9		$ 34.9		24.1
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	10.0	9.2	$ 29.8	25.6
Deferred compensation, capitalized	2.2	$ 0.8	5.7	$ 3.7
Unearned Compensation	$ 95.9		$ 95.9		$ 70.3
Expected period to recognize unearned compensation (in years)			2 years 7 months 6 days

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The compensation expense recognized during the period pertaining to the deferred compensation arrangement.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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