Annual report pursuant to Section 13 and 15(d)

Description of Business and Summary of Significant Accounting Policies - Additional Information (Details)

v3.22.4
Description of Business and Summary of Significant Accounting Policies - Additional Information (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
USD ($)
Segment
reporting_unit
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2022
Store
Dec. 31, 2022
store
Dec. 31, 2022
Dealerships
Dec. 31, 2022
Brand
Dec. 31, 2022
Collision
Dec. 31, 2022
State
Dec. 31, 2022
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Number of operating segments | Segment 3                  
Number of new vehicle dealerships | Dealerships           142        
Number of states         21       18  
Number of different brands of cars and light trucks | Brand             28      
Number of collision repair centers | Collision               17    
Operating lease liabilities $ 267,800                  
ROU assets 260,700 $ 293,200                
Amount recognized for floor plan assistance $ 51,500 46,500 $ 40,600              
Term for funding of finance contracts 10 days                  
Contracts in transit included in receivables, net $ 216,800 143,000                
Receivables, net $ 462,400 401,100                
Number of reporting units | reporting_unit 3                  
Goodwill $ 231,000 416,400 214,000              
Concentrations of credit risk with respect to receivables are limited primarily to receivables from automobile manufacturers 68,100 69,600                
Advertising expense 95,400 61,600 42,200              
Cooperative manufacturer credits advertising expenses $ 30,800 22,100 $ 19,200              
Number of reportable Segment | Segment 3                  
Manufacturer Receivables included in receivables, net $ 68,100 69,600                
Other Receivables included in receivables, net 177,500 188,500                
Goodwill, Impairment Loss 202,900 1,400                
Northwest Motorsport                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Number of Stores | Store       11            
Financial institutions                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Concentrations of credit risk with respect to receivables are limited primarily to receivables from financial institutions 255,900 175,200                
Franchise assets                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Franchise asset impairment charge 116,400 $ 0                
Continuing operations | Franchise assets                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Franchise asset impairment charge 116,400                  
Dealership                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Percentage of dealership that is accounted for under the equity method                   50.00%
Franchised Dealerships [Member]                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Number of Stores | Store       111            
Finite-Lived Intangible Assets, Net 221,800                  
Echo Park [Member]                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Number of Stores | Store       52            
Goodwill, Impairment Loss 202,900                  
Powersports Dealerships                    
Description Of Business And Summary Of Significant Accounting Policies [Line Items]                    
Number of Stores | store         8          
Finite-Lived Intangible Assets, Net $ 9,200