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Goodwill and Other Intangible Assets - Schedule of Goodwill and Intangible Assets (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Goodwill [Line Items] |  |  |
Goodwill | [1] | $ 1,573.2 | $ 1,586.8
Finite-lived: |  |  |
Gross |  | 840.6 | 846.4
Accumulated Amortization |  | 519.2 | 507.2
Net |  | 321.4 | 339.2
Indefinite-lived: |  |  |
Gross |  | 178.4 | 180.4
Total intangible assets |  |  |
Gross |  | 1,019.0 | 1,026.8
Accumulated Amortization |  | 519.2 | 507.2
Net |  | 499.8 | 519.6
Tradenames |  |  |
Indefinite-lived: |  |  |
Gross | [2] | 52.0 | 52.0
Reacquired franchise rights |  |  |
Indefinite-lived: |  |  |
Gross |  | 126.4 | 128.4
Customer relationships |  |  |
Finite-lived: |  |  |
Gross |  | 819.4 | 824.9
Accumulated Amortization |  | 498.0 | 486.0
Net |  | 321.4 | 338.9
Other |  |  |
Finite-lived: |  |  |
Gross |  | 21.2 | 21.5
Accumulated Amortization |  | 21.2 | 21.2
Net |  | $ 0.0 | $ 0.3
[1] | Balances were net of accumulated impairment loss of $749.3 as of both June 30, 2024 and December 31, 2023.
[2] | Balances were net of accumulated impairment loss of $139.5 as of both June 30, 2024 and December 31, 2023.

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