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ACQUISITIONS - Other Acquisitions and Dispositions (Details) $ in Millions |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Aug. 01, 2024 USD ($) dealership center | Sep. 30, 2024 USD ($) dealership | Sep. 30, 2024 USD ($) dealership center | Sep. 30, 2023 USD ($) dealership franchise | Dec. 31, 2023 USD ($)
Disposed of by Sale |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Dispositions reduced goodwill | $ |  |  | $ 66.4 | $ 44.7 |
Held-for-sale |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Goodwill | $ |  | $ 9.8 | $ 9.8 |  | $ 39.8
Inchcape plc’s |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired | 54 |  |  |  |
Number of collision centers | center | 3 |  |  |  |
Aggregate consideration | $ | $ 517.0 |  |  |  |
U.S. |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 9 |  |
Aggregate consideration | $ |  |  | $ 690.4 | 363.4 |
Goodwill acquired | $ |  |  | $ 287.8 | 58.8 |
U.S. | Disposed of by Sale |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of collision centers | center |  |  | 1 |  |
Net pre-tax gain (loss) on dealership dispositions | $ |  |  | $ 52.9 | $ 18.1 |
Number of dealerships |  | 8 | 8 | 9 |
Number of franchises | franchise |  |  |  | 2 |
U.S. | Honda Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 3 |  |
U.S. | Lexus Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 2 |  |
U.S. | Toyota Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 1 |  |
U.S. | Kia Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 1 | 1 |
U.S. | Hyundai Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 1 |  |
U.S. | Mercedes-Benz Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 1 |  |
U.S. | Toyota Certified Pre-Qwned Center |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of certified pre-owned center | center |  |  | 1 |  |
U.S. | Inchcape plc’s |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of collision centers | center |  |  | 3 |  |
U.S. | Chevrolet Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  |  | 1 |
U.S. | Buick-GMC Dealerships |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  |  | 3 |
U.K. | BMW/MINI Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Cash paid | $ |  | $ 32.1 |  |  |
U.K. | Mercedes-Benz Dealership |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |
Number of dealerships acquired |  |  | 4 |  |
Aggregate consideration | $ |  |  | $ 86.3 |  |
Goodwill acquired | $ |  |  | $ 34.3 |  |

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