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Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2022
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Other Intangible Assets Roll Forward | Changes in the carrying amounts for the years ended December 31, 2022, 2021 and 2020 are as follows:
| Not Subject to Amortization |  | Subject to Amortization |  |
| Tradenames |  |  |  | Other |  | Franchising Rights |  | Reacquired Franchise Rights |  | Favorable Leaseholds |  | Total
| (In millions)
Balance at December 31, 2019 | $ | 479.0 |  |  |  |  | $ | 3.2 |  |  | $ | 79.0 |  |  | $ | 9.8 |  |  | $ | 4.1 |  |  | $ | 575.1 |
Impairment | (11.0) |  |  |  |  | — |  |  | — |  |  | (3.3) |  |  | (0.8) |  |  | (15.1) |
Amortization expense | — |  |  |  |  | — |  |  | (10.0) |  |  | (0.8) |  |  | (0.1) |  |  | (10.9) |
Additions | — |  |  |  |  | 0.6 |  |  | — |  |  | — |  |  | — |  |  | 0.5 |
Balance at December 31, 2020 | 468.0 |  |  |  |  | 3.8 |  |  | 69.0 |  |  | 5.7 |  |  | 3.2 |  |  | 549.7 |
Amortization expense | — |  |  |  |  | — |  |  | (10.0) |  |  | (0.6) |  |  | (0.1) |  |  | (10.7) |
Additions | — |  |  |  |  | 0.4 |  |  | — |  |  | — |  |  | — |  |  | 0.4 |
Balance at December 31, 2021 | 468.0 |  |  |  |  | 4.2 |  |  | 59.0 |  |  | 5.1 |  |  | 3.1 |  |  | 539.4 |
Amortization expense | — |  |  |  |  | — |  |  | (10.0) |  |  | (0.4) |  |  | (0.1) |  |  | (10.6) |
Additions | 57.2 |  |  |  |  | 0.8 |  |  | 14.8 |  |  | — |  |  | — |  |  | 72.8 |
Disposition | — |  |  |  |  | — |  |  | — |  |  | (4.7) |  |  | — |  |  | (4.7) |
Balance at December 31, 2022 | $ | 525.2 |  |  |  |  | $ | 5.0 |  |  | $ | 63.8 |  |  | $ | — |  |  | $ | 3.0 |  |  | $ | 597.0 |
Schedule of Finite-Lived Intangible Assets by Major Class | Gross and net carrying amounts of intangible assets subject to amortization at December 31, 2022 and 2021 are as follows:
| December 31, 2022 |  | December 31, 2021
| Gross |  | Accumulated Amortization |  | Net |  | Gross |  | Accumulated Amortization |  | Net
| (In millions)
Franchising rights | $ | 214.8 |  |  | $ | (151.0) |  |  | $ | 63.8 |  |  | $ | 200.0 |  |  | $ | (141.0) |  |  | $ | 59.0 |
Reacquired franchise rights | — |  |  | — |  |  | — |  |  | 8.3 |  |  | (3.2) |  |  | 5.1 |
Favorable leaseholds | 3.4 |  |  | (0.4) |  |  | 3.0 |  |  | $ | 3.4 |  |  | $ | (0.3) |  |  | 3.1 |
Total | $ | 218.2 |  |  | $ | (151.4) |  |  | $ | 66.8 |  |  | $ | 211.7 |  |  | $ | (144.5) |  |  | $ | 67.2 |

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