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SEGMENT INFORMATION - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) segment | Sep. 30, 2020 USD ($) segment
Segment Reporting Information |  |  |  |
Number of reportable segments | segment |  |  | 3 | 3
Asset impairments | $ 1.7 | $ 0.0 | $ 1.7 | $ 23.8
Loss of derivative instruments |  |  | 1.4 |
Loss on extinguishment of debt | 3.8 | 3.3 | 3.8 | 13.7
U.S. |  |  |  |
Segment Reporting Information |  |  |  |
Acquisition costs | 3.8 |  | 3.8 |
Gain (loss) on legal matters | 3.7 |  | 4.7 |
Asset impairments | 1.7 |  | 1.7 |
Loss of derivative instruments | 0.9 |  |  |
Other expenses |  |  | 2.8 |
Loss on extinguishment of debt |  | $ 3.3 |  | 13.7
Net pre-tax gain (loss) on dealership dispositions |  |  | 1.7 |
Share-based compensation |  |  |  | 10.6
U.S. | Hurricane |  |  |  |
Segment Reporting Information |  |  |  |
Other expenses | 0.6 |  |  |
U.K. |  |  |  |
Segment Reporting Information |  |  |  |
Acquisition costs | 0.6 |  | 0.6 |
Asset impairments |  |  |  | 12.8
Net pre-tax gain (loss) on dealership dispositions |  |  | 0.6 |
Severance expense |  |  |  | 1.2
Brazil |  |  |  |
Segment Reporting Information |  |  |  |
Asset impairments |  |  |  | 11.1
Loss on extinguishment of debt | $ 3.8 |  | $ 3.8 |
Severance expense |  |  |  | $ 0.9

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