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Accounts Receivable - Auto Loan and Lease Receivables (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Auto loan and lease receivables	$ 1,817.7		$ 1,529.9
Less: Allowance for loan and lease losses	(18.7)		(17.3)
Auto loan and lease receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Auto loan and lease receivables	1,036.4	$ 829.2	$ 829.2
Less: Allowance for loan and lease losses	(29.4)	(25.0)
Auto loan and lease receivables, net	$ 1,007.0	$ 804.2

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Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.

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