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Goodwill and Other Intangible Assets (Details) (USD $) In Millions, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012
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Goodwill [Abstract] |  |  |  |
Goodwill, Gross | $ 1,060.0 | [1] | $ 1,041.3 | [1]
Accumulated Amortization | 0 | [1] | 0 | [1]
Goodwill, Net | 1,060.0 | [1] | 1,041.3 | [1]
Accumulated impairment loss | 513.4 |  | 513.4 |
Finite-Lived [Abstract] |  |  |  |
Finite-Lived Intangible Assets, Gross | 400.8 |  | 391.8 |
Finite-Lived Intangible Assets, Accumulated Amortization | 238.8 |  | 213.2 |
Finite-Lived Intangible Assets, Net | 162.0 |  | 178.6 |
Indefinite-Lived [Abstract] |  |  |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross | 151.9 |  | 152.0 |
Accumulated Amortization on Indefinite-Lived Intangible Assets | 0 |  | 0 |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 151.9 |  | 152.0 |
Intangible Assets (Excluding Goodwill) [Abstract] |  |  |  |
Intangible Assets, Gross (Excluding Goodwill), Total | 552.7 |  | 543.8 |
Intangible Assets, Accumulated Amortization (Excluding Goodwill), Total | 238.8 |  | 213.2 |
Intangible Assets, Net (Excluding Goodwill), Total | 313.9 |  | 330.6 |
Intangible Assets, Future Amortization Expense by Fiscal Year [Abstract] |  |  |  |
Estimated amortization expense, remainder of the current fiscal year | 8.6 |  |  |
Estimated amortization expense, 2014 | 29.0 |  |  |
Estimated amortization expense, 2015 | 25.8 |  |  |
Estimated amortization expense, 2016 | 22.7 |  |  |
Estimated amortization expense, 2017 | 20.2 |  |  |
Estimated amortization expense, 2018 | 17.9 |  |  |
Tradenames [Member] |  |  |  |
Indefinite-Lived [Abstract] |  |  |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross | 54.0 | [2] | 54.0 | [2]
Accumulated Amortization on Indefinite-Lived Intangible Assets | 0 | [2] | 0 | [2]
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 54.0 | [2] | 54.0 | [2]
Accumulated Impairment Loss | 139.5 |  | 139.5 |
Reacquired Franchise Rights [Member] |  |  |  |
Indefinite-Lived [Abstract] |  |  |  |
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross | 97.9 |  | 98.0 |
Accumulated Amortization on Indefinite-Lived Intangible Assets | 0 |  | 0 |
Indefinite-Lived Intangible Assets (Excluding Goodwill) | 97.9 |  | 98.0 |
Technology [Member] |  |  |  |
Finite-Lived [Abstract] |  |  |  |
Finite-Lived Intangible Assets, Gross | 19.6 |  | 19.6 |
Finite-Lived Intangible Assets, Accumulated Amortization | 19.6 |  | 19.6 |
Finite-Lived Intangible Assets, Net | 0 |  | 0 |
Franchise Agreements [Member] |  |  |  |
Finite-Lived [Abstract] |  |  |  |
Finite-Lived Intangible Assets, Gross | 18.0 |  | 18.0 |
Finite-Lived Intangible Assets, Accumulated Amortization | 17.4 |  | 16.1 |
Finite-Lived Intangible Assets, Net | 0.6 |  | 1.9 |
Customer Relationships [Member] |  |  |  |
Finite-Lived [Abstract] |  |  |  |
Finite-Lived Intangible Assets, Gross | 347.2 |  | 339.0 |
Finite-Lived Intangible Assets, Accumulated Amortization | 188.0 |  | 165.1 |
Finite-Lived Intangible Assets, Net | 159.2 |  | 173.9 |
Other [Member] |  |  |  |
Finite-Lived [Abstract] |  |  |  |
Finite-Lived Intangible Assets, Gross | 16.0 |  | 15.2 |
Finite-Lived Intangible Assets, Accumulated Amortization | 13.8 |  | 12.4 |
Finite-Lived Intangible Assets, Net | $ 2.2 |  | $ 2.8 |
[1] | Balances were net of accumulated impairment loss of $513.4 as of both September 30, 2013 and December 31, 2012.
[2] | Balances were net of accumulated impairment loss of $139.5 as of both September 30, 2013 and December 31, 2012.

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