Business Combinations (Narrative) (Details)	1 Months Ended	6 Months Ended
	Feb. 28, 2022 dealership	Jun. 30, 2022 franchise dealership	Jun. 30, 2021 dealership franchise
Retail commercial truck dealership | TEAM Truck Centres
Business Acquisition [Line Items]
Number of full service dealerships added	4
Retail commercial truck dealership | PTG | KCFL | Retail Commercial Truck Dealership
Business Acquisition [Line Items]
Number of full service dealerships added			4
Retail commercial truck dealership | Retail Commercial Truck Dealership | PTG | KCFL
Business Acquisition [Line Items]
Number of parts and service centers added			4
Number of collision centers added			2
U.S. | Retail automotive dealership
Business Acquisition [Line Items]
Number of franchises awarded to the reporting entity | franchise			1
U.S. | Retail automotive dealership | Retail Automotive
Business Acquisition [Line Items]
Number of acquired franchises | franchise		4
Number of franchises awarded to the reporting entity | franchise		2
United States And United Kingdom | Retail automotive dealership | Retail Automotive
Business Acquisition [Line Items]
Number of acquired franchises | franchise		10
U.K. | Retail automotive dealership | Retail Automotive
Business Acquisition [Line Items]
Number of acquired franchises		6