Annual report pursuant to Section 13 and 15(d)

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

v3.24.0.1
Description of Business and Summary of Significant Accounting Policies - Additional Information (Details)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2023
USD ($)
Segment
State
Store
store
reporting_unit
Dealerships
Brand
Collision
shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2021
USD ($)
shares
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Number of operating segments | Segment 3    
Number of new vehicle dealerships | Dealerships 134    
Number of states | State 18    
Number of different brands of cars and light trucks | Brand 28    
Number of collision repair centers | Collision 16    
Operating lease liabilities $ 249,100    
ROU assets 222,600 $ 260,700  
Amount recognized for floor plan assistance $ 58,700 51,500 $ 46,500
Term for funding of finance contracts 10 days    
Contracts in transit included in receivables, net $ 275,600 216,800  
Receivables, net $ 528,100 462,400  
Number of reporting units | reporting_unit 3    
Goodwill $ 253,800 231,000 416,400
Concentrations of credit risk with respect to receivables are limited primarily to receivables from automobile manufacturers 105,300 68,100  
Advertising expense 92,200 95,400 61,600
Cooperative manufacturer credits advertising expenses $ 34,700 30,800 $ 22,100
Number of reportable Segment | Segment 3    
Manufacturer Receivables included in receivables, net $ 105,300 68,100  
Other Receivables included in receivables, net 147,200 177,500  
Goodwill, Impairment Loss 0    
Property and equipment impairment charges $ 42,700 $ 1,100  
Weighted Average Number of Shares Outstanding, Diluted, Adjustment | shares 900 1,000 1,900
BMW [Domain]      
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Concentration Risk, Percentage 20.00%    
Mercedes [Domain]      
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Concentration Risk, Percentage 11.00%    
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 $ 317,900 $ 255,900  
Franchise assets      
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Franchise asset impairment charge 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 108    
Echo Park [Member]      
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Number of Stores | Store 25    
Number of states | store 11    
Powersports Dealerships      
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Number of Stores | store 13    
Powrsports      
Description Of Business And Summary Of Significant Accounting Policies [Line Items]      
Number of states | store 2