Business Combinations - Narrative (Details) $ in Millions	3 Months Ended
Mar. 31, 2024 USD ($) franchise	Mar. 31, 2023 franchise
Business Acquisition [Line Items]
Number of franchises acquired		0
Revenue from date of acquisition of companies acquired \| $	$ 198.9
Pre-tax income from date of acquisition of companies acquired \| $	$ 4.9
U.K. \| Retail automotive dealership \| Franchised Dealerships
Business Acquisition [Line Items]
Number of franchises acquired	16
ITALY \| Retail automotive dealership \| Franchised Dealerships
Business Acquisition [Line Items]
Number of franchises acquired	2

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-Topic 805
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-Section 50
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-Publisher FASB
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