v3.26.1
Business Combinations (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
retail_Units
Jun. 30, 2025
USD ($)
retail_Units
Business Combination [Abstract]        
Number of franchises disposed | retail_Units     5  
Proceeds from sales of dealerships     $ 40,500,000 $ 0
Asset Acquisition [Line Items]        
Number of acquired franchises | retail_Units       4
Business Combination, Recognized Asset Acquired, Inventory, Current $ 13,200,000   13,200,000  
Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment 800,000   $ 800,000  
Number of franchises disposed | retail_Units     5  
Impairment charges $ 0 $ (172,400,000) $ (400,000) $ (173,800,000)
Payments to Acquire Businesses, Gross     66,300,000  
Purchase of businesses, net of cash acquired     66,300,000 359,900,000
EchoPark Segment [Member]        
Asset Acquisition [Line Items]        
Impairment charges       200,000
ROU asset        
Asset Acquisition [Line Items]        
Restructuring Costs     $ 7,900,000  
Mid-line import franchise        
Business Combination [Abstract]        
Number of franchises disposed | retail_Units     3  
Asset Acquisition [Line Items]        
Number of franchises disposed | retail_Units     3  
EchoPark Delivery/Buy Centers [Abstract]        
Asset Acquisition [Line Items]        
NumberofPreownedStoresDisposed | retail_Units     1  
domestic franchise dealership [Domain]        
Business Combination [Abstract]        
Number of franchises terminated     1  
Number of franchises disposed | retail_Units     1  
Asset Acquisition [Line Items]        
Number of franchises disposed | retail_Units     1  
Franchised Dealerships Acquired        
Asset Acquisition [Line Items]        
Business acquisition, consideration amount       359,900,000
Business acquisition, consideration amount       $ 359,900,000