ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Accounts payable	$ 155.6	$ 147.4
Loaner vehicles notes payable	239.1	94.5
Taxes payable	74.9	91.8
Accrued compensation	56.8	89.0
Accrued insurance	28.4	39.2
Accrued interest	46.6	33.0
Accrued finance and insurance chargebacks	24.7	29.1
Customer deposits	30.2	23.5
Acquisition related liabilities	6.4	21.3
Unearned premiums	14.1	13.6
Accrued licenses and regulatory fees	16.7	9.9
Customer we owe liabilities	7.3	7.0
Accrued advertising	6.9	4.3
Other	40.3	41.5
Accounts payable and accrued liabilities	748.1	645.0
Loaners/ Notes payable	$ 0.0	$ 0.8