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Goodwill and Franchise Value - Schedule of Franchise Value (Details) - Franchise Rights - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Indefinite-lived Intangible Assets [Roll Forward]
Beginning balance	$ 1,856.2	$ 799.1
Additions through acquisitions	556.5	1,088.4
Reductions through divestitures	(14.5)	(33.6)
Currency translation	4.0	2.3
Ending balance	2,402.2	1,856.2
2021 Acquisition
Indefinite-lived Intangible Assets [Roll Forward]
Adjustments to purchase price allocations		$ 1,100.0
2022 Acquisition
Indefinite-lived Intangible Assets [Roll Forward]
Adjustments to purchase price allocations	363.1
2023 Acquisition
Indefinite-lived Intangible Assets [Roll Forward]
Adjustments to purchase price allocations	$ 193.4

X

- Definition

Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-2

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Amount of increase (decrease) of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit, from purchase accounting adjustments.

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Amount of divestiture of an asset lacking physical substance and having a projected indefinite period of benefit to fair value. Excludes financial assets and goodwill.

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