Quarterly report pursuant to Section 13 or 15(d)

Business Combinations (Details)

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Business Combinations (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
retail_Units
Jun. 30, 2023
USD ($)
Jun. 30, 2023
retail_Units
Jun. 30, 2023
Business
Business Combinations [Abstract]            
Number of franchises disposed         1 1
Proceeds from sales of dealerships     $ 3,400 $ 52,300    
Asset Acquisition [Line Items]            
Number of franchises disposed         1 1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other $ 100   100      
Impairment charges 1,400 $ 62,600 (2,400) 62,600    
Payments to Acquire Businesses, Gross     75,100      
Purchase of businesses, net of cash acquired     0 75,100    
EchoPark Segment [Member]            
Asset Acquisition [Line Items]            
Impairment charges     $ 1,400      
Inventories | EchoPark Segment [Member]            
Asset Acquisition [Line Items]            
Restructuring Costs   $ 10,000   $ 10,000    
Mid-line import franchise            
Business Combinations [Abstract]            
Number of franchises disposed | retail_Units     1      
Asset Acquisition [Line Items]            
Number of franchises disposed | retail_Units     1      
Northwest Motorsport Segment [Abstract]            
Asset Acquisition [Line Items]            
NumberofPreownedStoresDisposed | retail_Units     7      
Luxury Dealership [Domain]            
Business Combinations [Abstract]            
Number of franchises disposed | retail_Units     2      
Asset Acquisition [Line Items]            
Number of franchises disposed | retail_Units     2      
Stand-alone pre-owned vehicle business            
Asset Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory 11,100   $ 11,100      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 22,600   22,600      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment 700   700      
Goodwill, Acquired During Period     11,900      
Powersports Segment            
Asset Acquisition [Line Items]            
Number of acquired franchises | retail_Units         5  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land 29,000   29,000      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities $ (300)   $ (300)      
Number of Powersports Stores Acquired | retail_Units         1