Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - 2016 Credit Facilities (Details)

v3.24.2.u1
Long-Term Debt - 2016 Credit Facilities (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2024
Dec. 31, 2023
Jun. 30, 2023
Jun. 30, 2022
TwoThousandSixteenRevolvingCreditFacilityMember          
Line of Credit Facility [Line Items]          
2016 Revolving Credit Facility $ 0 $ 0 $ 0    
Revolving Credit Facility | Two Thousand Twenty Vehicle Floor Plan Facility          
Line of Credit Facility [Line Items]          
Current borrowing capacity 2,600,000,000 2,600,000,000      
Maximum borrowing capacity 2,400,000,000 $ 2,400,000,000   $ 2,900,000,000  
Maximum aggregate commitments allocated to commitments under the 2016 Used Vehicle Floor Plan Facility   40.00%      
Revolving Credit Facility | TwoThousandTwentyRevolvingCreditFacility          
Line of Credit Facility [Line Items]          
Current borrowing capacity 350,000,000.0 $ 350,000,000.0      
Maximum borrowing capacity 450,000,000.0 450,000,000.0     $ 400,000,000.0
Borrowing base 334,300,000 334,300,000      
2016 Revolving Credit Facility 0 0      
Letters of credit outstanding amount 11,500,000 11,500,000      
Borrowing availability amount $ 322,800,000 $ 322,800,000      
Maximum dividend (usd per share) $ 0.18 $ 0.18 $ 0.12    
LineofCreditFacilityMinimumCommitment $ 50,000,000.0        
Debt Instrument, Basis Spread on Variable Rate   1000.00%      
Revolving Credit Facility | New Vehicle Floorplan Facility (Commitments)          
Line of Credit Facility [Line Items]          
Maximum borrowing capacity 1,350,000,000 $ 1,350,000,000      
Revolving Credit Facility | Used Vehicle Floor Plan Facility (Commitments)          
Line of Credit Facility [Line Items]          
Maximum borrowing capacity $ 700,000,000.0 $ 700,000,000.0