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Business Combinations - Narrative (Details) | 9 Months Ended
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Sep. 30, 2023 franchise center dealership | Sep. 30, 2022 franchise dealership
U.S. |  |
Business Acquisition [Line Items] |  |
Number of franchises acquired | 2 |
Retail automotive dealership |  |
Business Acquisition [Line Items] |  |
Number of franchises acquired |  | 19
Retail automotive dealership | U.K. |  |
Business Acquisition [Line Items] |  |
Number of franchises acquired |  | 15
Retail automotive dealership | U.S. |  |
Business Acquisition [Line Items] |  |
Number of franchises acquired |  | 4
Transolutions Truck Centres | Retail commercial truck dealership | Canada |  |
Business Acquisition [Line Items] |  |
Number of full service dealerships acquired | dealership | 3 | 4
Number of service and parts centers acquired | center | 2 |

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