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GOODWILL AND FRANCHISE VALUE - Schedule of Goodwill (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2008
Goodwill [Roll Forward] |  |  |
Beginning balance | $ 1,460.7 | $ 977.3 |
Additions through acquisitions | 56.5 | 500.4 |
Reductions through divestitures | (1.1) | (17.9) |
Currency translation | 0.1 | 0.9 |
Ending balance | 1,516.2 | 1,460.7 |
Accumulated impairment loss |  |  | $ 299.3
Vehicle Operations |  |  |
Goodwill [Roll Forward] |  |  |
Beginning balance | 1,443.5 | 977.3 |
Additions through acquisitions | 56.5 | 483.4 |
Reductions through divestitures | (1.1) | (17.9) |
Currency translation | 0.1 | 0.7 |
Ending balance | 1,499.0 | 1,443.5 |
Financing Operations |  |  |
Goodwill [Roll Forward] |  |  |
Beginning balance | 17.2 | 0.0 |
Additions through acquisitions | 0.0 | 17.0 |
Reductions through divestitures | 0.0 | 0.0 |
Currency translation | 0.0 | 0.2 |
Ending balance | $ 17.2 | $ 17.2 |

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