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ACCOUNTS RECEIVABLE - Summary of Accounts Receivable (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, before allowance for credit loss | $ 846.2 | $ 816.2
Less: Allowance for doubtful accounts | (3.1) | (3.1)
Total accounts receivable, net | 843.1 | 813.1
Contracts in transit |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, before allowance for credit loss | 397.1 | 432.5
Trade receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, before allowance for credit loss | 135.2 | 122.6
Vehicle receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, before allowance for credit loss | 136.2 | 105.4
Manufacturer receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, before allowance for credit loss | 173.1 | 151.9
Other receivables, current |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Accounts receivable, before allowance for credit loss | $ 4.6 | $ 3.8

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