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Goodwill and Intangible Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Intangible Assets, Net | Goodwill and intangible assets, net, at December 31 consisted of the following:
| 2022 |  | 2021
Goodwill | $ | 1,320.1 |  |  | $ | 1,235.3 |
Franchise rights - indefinite-lived | $ | 816.2 |  |  | $ | 727.5 |
Other intangible assets | 30.7 |  |  | 24.0 |
| 846.9 |  |  | 751.5 |
Less: accumulated amortization | (9.9) |  |  | (8.0) |
Intangible assets, net | $ | 837.0 |  |  | $ | 743.5 |
Goodwill Allocated to Reporting Units and Changes in Carrying Amounts | Goodwill allocated to our reporting units and changes in the carrying amount of goodwill for the years ended December 31, 2022 and 2021, were as follows:
| Domestic |  | Import |  | Premium Luxury |  | Other |  | Consolidated
Balance as of January 1, 2021 |  |  |  |  |  |  |  |  |
Goodwill (1) | $ | 367.2 |  |  | $ | 500.6 |  |  | $ | 714.6 |  |  | $ | 1,530.9 |  |  | $ | 3,113.3 |
Accumulated impairment losses (1) | (140.0) |  |  | — |  |  | (257.4) |  |  | (1,530.9) |  |  | (1,928.3) |
| 227.2 |  |  | 500.6 |  |  | 457.2 |  |  | — |  |  | 1185.0 |
Acquisitions, dispositions, and other adjustments, net (2) | 1.5 |  |  | 17.3 |  |  | 26.9 |  |  | 4.6 |  |  | 50.3 |
Balance as of December 31, 2021 |  |  |  |  |  |  |  |  |
Goodwill (1) | 368.7 |  |  | 517.9 |  |  | 741.5 |  |  | 1,535.5 |  |  | 3,163.6 |
Accumulated impairment losses (1) | (140.0) |  |  | — |  |  | (257.4) |  |  | (1,530.9) |  |  | (1,928.3) |
| 228.7 |  |  | 517.9 |  |  | 484.1 |  |  | 4.6 |  |  | 1,235.3 |
Acquisitions, dispositions, and other adjustments, net (2) | 7.6 |  |  | 0.8 |  |  | (2.0) |  |  | 78.4 |  |  | 84.8 |
Balance as of December 31, 2022 |  |  |  |  |  |  |  |  |
Goodwill (1)(3) | 376.3 |  |  | 518.7 |  |  | 739.5 |  |  | 1,613.9 |  |  | 3,248.4 |
Accumulated impairment losses (1) | (140.0) |  |  | — |  |  | (257.4) |  |  | (1,530.9) |  |  | (1,928.3) |
| $ | 236.3 |  |  | $ | 518.7 |  |  | $ | 482.1 |  |  | $ | 83.0 |  |  | $ | 1,320.1 |
(1) Gross goodwill balance and accumulated impairment losses reflected in “Other” include$1.47 billion associated with our single reporting unit (prior to September 30, 2008, our reporting unit reporting structure was comprised of a single reporting unit), as well as amounts associated with the Collision Center and Parts Center reporting units. (2) Includes amounts reclassified to held for sale and related adjustments, which are presented in Other Current Assets in our Consolidated Balance Sheet as of period end. (3) Gross goodwill balance reflected in “Other” includes amounts associated with the AutoNation Finance reporting unit.

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