Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Deferred tax assets:
§ 163(j) interest expense limitation carryforward	$ 91.2	$ 55.0
Lease liabilities	17.2	16.5
Net operating losses and credits carryforward	8.6	6.5
Deferred liabilities	10.1	8.1
Deferred compensation plans	9.3	7.9
Deferred income	3.5	3.3
Deferred tax assets	139.9	97.3
Valuation allowance	(4.6)	(4.6)
Net deferred tax asset	135.3	92.7
Deferred tax liabilities:
Property and equipment in excess of tax basis	220.8	195.1
Equity investments in excess of tax basis	157.3	148.0
Intangible assets in excess of tax basis	169.0	116.9
Right-of-use assets	16.1	15.9
Other	4.8	5.0
Deferred tax liabilities	568.0	480.9
Net deferred tax liability	$ (432.7)	$ (388.2)